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Dyno Video: 320ci Small-block Makes Most of 2-barrel Carb Rule. When NASCAR first imposed restrictor plates on engines at the superspeedways, some engine builders made more power by reducing the engine displacement. Now there are minimum 350ci and maximum 358ci displacements for NASCAR engines to prevent teams from spending more money and ...350 backfiring through carb, bogging down. I have a 80 trans am with a 350 in it. I bought the car about 4 years ago, drove it for a couple days then parked it and started pulling it apart for a restore. I finally got it back together and running a couple weeks ago. For the first week it ran great, then one day after about a 30 min drive i ...Carbs include sugar, starch, and fiber. Some disorders affect how your body uses these nutrients, causing health problems. Learn more. Metabolism is the process your body uses to m...To arrive at the most appropriate carburetor choice, there's a basic formula: engine displacement multiplied by maximum rpm divided by 3,456. For example: a typical 355ci small-block—a 0.030 ...You'll need several parts to make a carburetor work in your TBI vehicle. Start with a potential intake manifold or adapter, get a carburetor, potential fuel pump, distributor, and transmission computer. You might also need an air filter or cleaner to keep debris out of your carburetor and cylinders. We'll explain each part and why it is ...Shop 1957 Chevy Corvette 350 Chevy Small Block V8 Intake Manifold/Carburetor Kits and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. ... 1957-86 SBC 3x2 Carb/Intake Manifold Kit w/Stainless Lines. Intake Manifold Type: Dual Plane. Carburetor Quantity: Three. Carburetor ...350 sbc wont idle. Jump to Latest ... I Have A 1972 Nova 350 Sbc 600 Cfm Carb Four Barrol Carter Electronic Fuel Pump Competition Cam I Have No Specs On The Cam So This Is My First Post First Time On A Thread I Read Them All The Time Tho Im 17 Years Old And Baffled That My Beautiful Car Has An Issue So My Issue Is My Car Wont Idle And Its Weak ...The '87-'95 cast-iron 350 heads returned to 64-66cc combustion chambers. You state that your Sealed Power pistons are designed to produce 10.0:1 compression. If that's 10.0:1 with a 64cc head ...Just installed (my mechanic did) a new 350 Chevy Performance Crate engine in my 67 Chevelle. I used the carb and distributor from my old 327. The carb is an Edelbrock 600 CFM electric auto choke....do a 350 with 10:1 compression and a flat tappet hyd cam as follows: - 234/244 @.050 .488/.510 114° lobe center. or. - 246/246 @.050 .500/.500 106° lobe center. Use a good double hump head with screw in studs and some bowl porting with a set of roller rockers and get that compression up to 10:1. 1970 Chevelle, 331cid.Link for video to set timing first is here: https://www.youtube.com/watch?v=WIAspgdJgi0Nothing fancy here, a very simple and basic way to adjust your carbure...Shop 1957 Chevy Corvette 350 Chevy Small Block V8 Intake Manifold/Carburetor Kits and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. ... 1957-86 SBC 3x2 Carb/Intake Manifold Kit w/Stainless Lines. Intake Manifold Type: Dual Plane. Carburetor Quantity: Three. Carburetor ...tbrown8338 Discussion starter. 123 posts · Joined 2011. #1 · Feb 6, 2012. i have a 1973 chevy 350 engine that smokes a blueish/gray smoke at idle sometimes. it smells like gas but i have replace the carb. and adjusted it out. the engine runs and starts perfect hot or cold with plenty power and no rattles.the engine been rebuilt about 4 years ...Jan 10, 2024 · How To Add the First 100 HP To Your Chevy 350 Engine. Boosting your Chevy 350 small block HP by 100 isn’t too difficult. Here’s how to get there from stock: Two-Barrel Carb to a Four: Upgrading your Chevy 350's stock two-barrel carburetor to a four-barrel, like a Holley 650 double pumper, is a great way to add more horsepower.Ladison Rochester Quadrajet Carburetor 4 Barrel for chevy 350 454 327 427 Engine Trucks and Car, replace for Engine 1966-1973 big small block GMC Carb 1901R 4MV 750 CFM 1901-GG 4-BBL Vacuum Secondary. dummy.Mar 1, 2002 · Results are as follows: As you can see, the small-block peaked at 447.3 hp at 6,400 rpm, while the maximum torque of 413.2 lb-ft occurred at 5,000 rpm. In comparing peaks, the Super Sucker added ...The 1969 Shelby GT-350 and GT-500 marked the end of the line for Carroll Shelby's Mustangs. Learn about the 1969 Shelby GT-350 and GT-500. Advertisement The 1969 Mustang retained t...Shop 350 Chevy Small Block V8, Intake Manifold/Carburetor Kits and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am …Shop 350 Chevy Small Block V8, Intake Manifold/Carburetor Kits and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. REWARDS. GIFT CARDS. DEALS. TRACK ORDER. HELP CENTER. Shop.THE STAR- 450 HP. Experience the crème de la crème of sbc 350 crate engines with our #1 best seller, the “Star”! With a remarkable 450 HP, the “Star” offers exceptional power, performance, and durability. get a quote.Rochester 4 Barrel Quadrajet with electric choke for 5.7 350 marine engine applications. Will replace your original remote choke style 4 barrel Quadrajet if you wish to upgrade to electric choke or from a 2 to four barrel carb using a GM spread bore style intake manifold. These carbs where assembled using only the highest quality components ...Take a 350 Chevy turning 6,000 and stuffing 8 lbs into it for example: 350 times 6,000 divided by 3456 = 607 CFM. 8 divided by 14.7 = .54. Add a 1 in front of the .54 to reach 1.54. Multiply 1.54 times 607 and find that the cfm required will be 934 CFM.This engine will be dyno tested before it ships to you at no additional charge (others charge $500)! BluePrint Engines 350 c.i. small block GM style crate engine - Base Dressed NEW BluePrint Cast Iron Longblock with carburetor. Includes 30 month / 50,000 warranty & BPE Dyno Promise. Part #: BP350CTCD.Convert your small block Chevy's single carb to a dual carb intake A huge hit among street rodders, these Dual-Quad kits off the ultimate set-up for anyone who wants the look of dual-quad carbs. ... Part Number: 350-2025. Edelbrock 2025 Edelbrock RPM Dual-Quad Manifold and Carburetor Kit for Small Block Chevy 1955-1986. $1,776.95 Estimated to ...The port layout is engineered to work with a large range of traditional small-block Chevrolet cylinder heads. Note the heat cross-over. ... 350 CFM OUTER CARB - DICHROMATE - NO CHOKE - REPLACED BY -80684-2D . Part# 0-80684. View Part. Holley. CARBURETOR LINKAGE KIT FOR 3X2 SBC. $227.95. Part# 20-42. Add To Cart. author.More often than not, the stock intake on the classic Chevy 350 will be designed for a two-barrel carburetor. There are so many options available that can boost horsepower by 20% if the proper carb ...Find CHEVROLET 5.7L/350 Air Cleaners and get Free Shipping on Orders Over $109 at Summit Racing! ... 14" Classic style,Fits GM LS 4-bolt 92MM throttle body,Includes 4150 carburetor adapter, Chrome finish. Part Number: LSS-GMLS3007. ... 57 Chevy passenger car Fuelie style, Direct replacement, Silver finish. Part Number: LSS-GMLS3009.Borrow some short 275-50R-15 (or shorter) drag radials for the track. A 2-bbl. carb. would run fine but start noticably falling on its face at a low 3500 RPMs. Put a properly tuned vacuum secondary 750CFM carb. on it. 600 CFM carb.s usually come default tuned for 305" and slug 350" engines.Take 350 ci multiplied by 5,500 maximum expected rpm equal 1,920,000. Then, take 1,920,000 and divide this number by 3,456 rpm and get 557 cfm, which calls for a 600-cfm carburetor if you're ...Hanks56Chevy said: How much horsepower do you think this engine has? Thanks in advance. - 350ci (bored .30 over) - 10.1 Compression (i.e, rated 9.5 compression flat top pistons with 1973 stock 76cc Iron Heads. However, 76cc heads milled to 70cc equating to approximately 10.1 compression.) - Holley 600 cfm carb,The 600 is more than enough carb for a street driven 350 that has mild compresssion. To big of a carb. hurts driveability. If you want crisp throttle response, go with the 600 cfm. While it may be cool to say you have a 750 carb, it is overkill unless your motor is a high rpm balanced and blueprinted, high compression motor.We have combined the carburetor and intake manifold into a kit form that includes all of the gaskets, bolts, and an air cleaner for a complete installation. Perfect replacement carburetor when your original style is no longer available. Replaces Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern.4. Partol 2 Barrel Carburetor – For Improved Fuel Economy. Metal construction & Durable, comes with a gasket and a seal, 2-barrel carb, offers better fuel economy, doesn’t provide better acceleration. 5. Demon 1901 Polymer Street Carburetor – Ideal For Stock V8 Engines and extreme cold weather.Hanks56Chevy said: How much horsepower do you think this engine has? Thanks in advance. - 350ci (bored .30 over) - 10.1 Compression (i.e, rated 9.5 compression flat top pistons with 1973 stock 76cc Iron Heads. However, 76cc heads milled to 70cc equating to approximately 10.1 compression.) - Holley 600 cfm carb,Holley 0-1850sa Aluminum 600 CFM 4-Barrel Street Carburetor. Holley has made vast improvements on its 0-1850sa Aluminum 600 CFM 4-Barrel Street Carburetor. So, you can be assured of a power-packed performance from your Chevy 350 when you pair it with the Holley 0-1850sa. The design and calibration of this 600 CFM 4-barrel carburetor make it an ...Engine specs. Quick Fuel carburetor with 70Primary and 78 Secondary jets. 350 SBC. 9.6 to 1 CR. Eagle 200cc dart heads ported. Edelbrock rpm performer airgap. Current cam Comp Thumpr roller 243/257 @ 50 duration 537/517 lift. 102/107 lsa. Cam to put in place of it in a few weeks.Carbs are fuel for your body. They can impact your blood sugar levels, so it's important to understand how to pick the right carbs. Understanding Carbs When you eat or drink foods ...Power Package includes matching: Performer Intake Manifold p/n 350-2101 , Edelbrock Performer 600cfm Carburetor p/n 350-1406 , Performer-Plus Hydraulic Flat Tappet Camshaft & Lifters p/n 350-2102 . Designed for street 1955-86 262-400ci Chevrolet small-block V8s. This intake is a stock replacement/street legal part for 302, 327 and 350ci V8s with OEM or Edelbrock (350-1400) 4-bbl. carb.; 1966 ...750 mechanical secondary carb (for pressurized box) ... Turbo 350 Chevy ----- Carbed systems are going to be much harder to tune with a Turbo'd setup. ... They have a section just for turbo small block chevies. Also, they have a big section just for blow-through setups. Check it out. Find CHEVROLET 5.7L/350 Carburetors and get Free Shipping onIn this video I install the rochester 2 barrel caRun with a stock cam and two-barrel Rochester ca
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Assuming your 350 small block Chevy is using flat top pistons with valve reliefs, a cylinder head with a smaller 64cc chamber will immediately help by adding compression. If your budget is tight, I'd suggest a set of affordable iron Vortec heads. ... a 650 to 750 cfm Holley carburetor, and headers, this engine could pull down around 400 to ...GMPP Stock Vortec Heads (#12558060) GMPP Cam (#24502476) The above heads & cam comes in the GMPP 350HO motor. Edelbrock RPM Air Gap or Performer Vortec. Fel-Pro 0.15” shim head gasket to bring up compression to around 9.1-9.5 :1. Long tube headers. I rebuild my Quadrajet and works just fine.Performer Carburetor #1403 500 CFM With Electric Choke, Satin Finish (Non-EGR) Performer 600 Series Carb #1400, 50 State Legal 1980 & older GM V8, non-feedback. $498.95. Performer Series Carburetor #1400 600 CFM with Electric Choke in Satin Finish (EGR). The #1400 is an emissions legal part when used with 1980 & before non-feedback GM V8s.This is a revised "universal" supercharging system designed for vehicles equipped with carbureted small block Chevrolet engines. Horsepower gains depend on boost levels, engine efficiency, etc., but can range from 30-75%. It offers improved application flexibility, increased supercharger mount rigidity and simple integration with existing OEM ...Part Number: 350-1406. Product Q&A. View Now. Click image to zoom. $428.95. More than 10 available. Lowest Price Guarantee. Performer Carburetor. 600 CFM. Electric Choke. Non-EGR. Satin Finish. See more product details. Free Shipping - Ships on Monday. QTY. Add To Cart. Add to Wish List. Share this product.I have a 670 Ultra Street Avenger and it was pretty much perfect straight out of the box. Adjusted float levels and now have 61 primary jets instead of the factory 63s. Choke works excellent, very crisp and instant throttle response. On a 355, 218@50 cam with 106 LSA (Crane 274H06), 1- 5/8 headers. S.I have a 350 sbc in my 1972 Malibu. ... When I stomp on it or give it quick throttle at the carb it backfires through the carb. The initial timing is set at 12' with an MSD distributor total timing of 32' (~2500 rpm). I am running ported vacuum advance and have a rochester qjet (SMI stage 2). ... 350 matching numbers Original build sheet2) Yes, the 350 turbo and convertor are a straight bolt in. 3) Stock starter should work with the new engine. The flexplates/flywheels are NOT the same though. 4) Yes on old style distributor, points or HEI. 5) I'm not too familiar on the serpentine bracketry.Grant says a 350 Chevy with a dual-plane intake can usually use a 750 carb; if its running a single-plane, a 650 carb will probably get the car down the track quicker.Street Avenger carburetors are known to bolt on right out of the box. The 350 CFM Street Avenger carburetor has great features such as optimized street calibrations; two vacuum ports for all necessary vacuum accessories; factory preset electric choke for easy startups; built-in fuel filters; and an included 3/8" fuel line connection so there are no unnecessary trips back to the parts store ...Edelbrock AVS2 650 cfm vs. 800 cfm. Looking to try the Edelbrock AVS2 on my SBC 350 (aluminum 64cc heads, ~9.2 compression, 213/217 @ .050 cam etc.). Lots of good reviews for street driveability and throttle response with this carburetor. Edelbrock AVS2 1906 (650 cfm) has a base rod/jet calibration that worked fairly well when I had a 1406, but ...Brodix Cylinder Heads IK 180 Cylinder Heads for Small Block Chevy 1021004. Cylinder Heads, IK 180, Aluminum, Assembled, 64cc Chamber, 180cc Intake Runner, Chevy, 327, 350, 400, Pair. Part Number: BRO-1021004. ( 16 ) Estimated Ship Date: Monday 6/3/2024.Shop 350 Chevy Small Block V8, Fuel Injection Systems and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm CST, everyday.2) Yes, the 350 turbo and convertor are a straight bolt in. 3) Stock starter should work with the new engine. The flexplates/flywheels are NOT the same though. 4) Yes on old style distributor, points or HEI. 5) I'm not too familiar on the serpentine bracketry.At the local wrecking yard, we snatched what we thought was an L65 350 from the engine bay of a 1/2-ton truck, a most basic small-block right down to the 2G, two-barrel carburetor.Frankly, the easiest way to make 400 to 425 horsepower would be to buy a 5.3L truck engine and put on a carbureted intake manifold, a 750 cfm Holley carb, headers, and stick in a mild hydraulic …76 FJ40 tuned port injected 350 sbc, toy 4sp/tcase, tilt steering columm, full family cage, longs, 35's, ps, 4/w disc, frenched in ant. etc. 3jvj. Joined Jan 14, 2006 Threads 77 ... It settles in the carb and then tends to move around and cause all kinds of intermittent fuel flow problems. 3jvj said: Giving serious thought to a tbi vortec swap ...Yes, too high a fuel pressure WILL cause a too rich condition, and your fuel pump is probably the problem. Putting a too-high pressure fuel pump on and then using a regulator to step the pressure back down is (excuse me) a kinda s-----d thing to do, by the very nature of the thing.It is like standing on a ladder, and complaining about the height.Jan 10, 2024 · How To Add the First 100 HP To Yourunder the Demon Carburetor Guide. Typically, they recomme
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Ladison Rochester Quadrajet Carburetor 4 Barrel for chevy 350 454 327 427 Engine Trucks and Car, replace for Engine 1966-1973 big small block GMC Carb 1901R 4MV 750 CFM 1901-GG 4-BBL Vacuum Secondary. Try again! Details . Added to Cart. spCSRF_Control. Add to Cart . Try again! Details . Added to Cart. …Find 1991 CHEVROLET 5.7L/350 Chevy small block Gen I Intake Manifolds, Carbureted 4-barrel square bore Carburetor Mounting and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: REWARDSOct 29, 2002 · Out of curiosity, I emailed Edelbrock's tech support for their advise on how to properly prime a new #1406 carb on a sbc 350 with a mechanical fuel pump. I received a reply very promptly, but the answer seemed a little odd.I tuned the carb using the vacuum method, rechecked my valves to make sure that they are adjusted properly (using the EOIC method) and otherwise the car runs well, but damn that backfire is loud. Here is the engine specs. Stock 72ish 350 SBC std bore, std stroke, block cleaned and honed. New pistons, rings bearings etc. Stock 1.94 heads (rebuilt)Smoothies are a great way to get more nutrition into your diet. They can be made with a variety of ingredients, including fruits, vegetables, nuts, and seeds. But if you’re looking...The carburetor is a mechanical device used in non-fuel-injected engines, and is responsible for metering the amount of air and fuel before delivering it to the intake manifold and the engine's cylinders for combustion. Carburetors were commonly used in older vehicles and smaller engines, but have since been replaced by modern fuel injection ...OK, so having a bear trying to get the SBC running smooth. Thought I had it, but alas seems to change its mind if I look at it funny. Now getting a backfire through the carb (seems to always be the one over the 5/7 cylinders) on acceleration. SBC 283 with 4 Holley 94. All recently rebuilt. 1 turn out on all 4 seems to give the best response.Use Edelbrock Bolt Kit 350-8504. Kit Includes: Edelbrock Intake Manifold 350-7525; Edelbrock Throttle Linkage 350-7094; Edelbrock Fuel Line 350-8088; ... Edelbrock 2029 - Single-Quad RPM AIr-Gap Manifold and Carburetor Kit for Small Block Chevy with Vortec or E-Tec Cylinder Heads (0) $1,067.95.If you're using a carburetor, definitely go the blow-through route, as you will have many more options on how to plumb the system. If you are using a Holley or …1974 Chevy El Camino Classic 350 1976 Pontiac Trans Am 455 1997 Honda Valkyrie 6 cylinders,6 carbs. Save Share. Like. N. ... Ask your carb rebuilder if there was, or ...from Idaho. I pulled my Edelbrock 1406 off of the '91 SBC 350 in my '53 Chevy pickup last night for a rebuild. I put the carb on the 350 in 1993, right out of the box without any tuning at all, and it ran perfectly all these years. I haven't touched it until now. It was smelling like raw fuel after shutting it down, and I figured it had a ...Converting Your TBI to a carbuator isn't that difficult as long as you know what you are getting into. This is a short vid explaining what you need to know b...These vehicles featured a 350 ci, 5.7 Small Block Chevy with TBI (throttle body injected) EFI system, and swirl port heads. Producing up to 210 hp in factory spec, this engine can also be retrofitted into an older car with a performance carburetor to produce up to 250 hp. Engine Specifications. Power Ratings: Factory Specs. Horsepower: 210 hpI have a bone stock 1977 Chevy c20 custom deluxe 2 1/8" dual exhaust with old glass packs 5.7l 350 4 bolt mains with th400 transmission and the original stock 4 barrel quadrajet carburetor. I have a tachometer gauge I installed. ... I put it back to ported vac on the carb because I noticed with full manifold vac the motor idled horribly when on ...Designed for street 1955-86 small block Chevy 262-40. $5 Off $49 / $20 Off $249 / $60 Off $499 / $120 Off $999* - Use Promo Code: RACE. ... Edelbrock AVS2 650cfm Carburetor Manual Choke p/n 350-1905, Electric Choke p/n 350-1906; Specifications: Part Type. Intake Manifold. Product Line.It is a 350, roughly 9.8 compression, AFR 195cc heads, 230/236 solid cam at about .500 lift, Dart intake. Carb was a Holley 650 double pumper but was modified sometime ago with a 750 Proform main body, Quick Fuel Billet Metering Blocks and Billet Throttle Plate (I guess it's like a knock off Holley HP now).Edelbrock #1406 600 CFM Performer 4 Barrel Carburetor. Best Edelbrock carburetors for Chevy 350. This carburetor is one of the best 4 barrel ones with quite distinctive features. It might be a bit pricey, but it is a classic one that really affects the speeding and the overall drivability. First, the electric choke.Find 1987 CHEVROLET 5.7L/350 Chevy small block Gen I Intake Manifolds, Carbureted and get Free Shipping on Orders Over $109 at Summit Racing! ... Square Bore, Single Carburetor, Standard Deck, Single Plane, Aluminum, Satin, Chevy, 262-400ci, Each. Part Number: HLY-300-25. 4.53 out of 5 stars. Estimated Ship Date: Today. Free ShippingThe 5 Best Carburetor for Chevy 350: Rochester Quadrajet Stage 2 Carburetor JET 35002 – the best carburetor for chevy 350; Edelbrock 1406 Performer 4 Barrel Carburetor; Holley 2300 0-7448 2-Barrel Carburetor; Rochester 2GC 2 Barrel Carburetor; Demon 1901 625 CFM Electric Choke Polymer Street Demon CarburetorIt is a 350, roughly 9.8 compression, AFR 195cc heads, 230/236 solid cam at about .500 lift, Dart intake. Carb was a Holley 650 double pumper but was modified sometime ago with a 750 Proform main body, Quick Fuel Billet Metering Blocks and Billet Throttle Plate (I guess it's like a knock off Holley HP now).updated to edelbrock 2101 intake and 1405 carb. first start with the choke, it fires right up. When stopping for coffee or supplies, fires right back up. if i let it sit 20-30 min it won't fire, takes 3-5 sec. Runs great otherwise, no stumbling or fumbling.Timing is at 8. one thing i do notice is that the fuel filter seems empty in the morning.Nov 24, 2021 · Tuning a carburetor requires hand tools while EFI requires inputting information into a hand-held controller. You can decide which is the better option. Those early EFI systems were designed around a throttle body that replaced the carburetor. Many self-learning EFI systems on the market today still utilize this design.E. eric32. 5447 posts · Joined 2008. #2 · Dec 17, 2016. First off the vortec never came with a carburetor and was fuel injected. In the carb conversion part you have to install a plane old style hei distributor and the proper intake that is meant for vortec heads as they have taller intake runners compared to other older style cylinder heads.Carb size has less to do with cubic inches than the horsepower the engine makes, it actually goes by pounds of air to pounds of fuel and the carb CFM (a cubic foot of air weighs about .00625?ish lbs) is the flow to determine pounds of air, a 283 making 300hp will take the same carb as a 454 making 300hp. oj, Feb 18, 2020.For example, let us calculate the cfm for a 383 small block Chevy stroker engine that will see a maximum of 6,000 rpm and has a VE of 95 percent: 383/2=191.5; 6,000x191.5=1,149,000; 1,149,000/1,728=664.93; 664.93x.95=631.68; Our result is 631.68 cfm for our 383 stroker build. Using a 650-cfm four-barrel carburetor will be perfect to feed this ...New 4 Barrel 1901R Rochester Quadrajet Carburetor fits for 4MV Chevy 350 327 396 400 402 427 454 Engines Chevrolet GMC Trucks Corvettes 750 CFM Vacuum Secondary Manual Divorced Choke Summit Jegs. Buying options. Try again! Details . Added to Cart. spCSRF_Control. Add to Cart . Try again! Details . Added to Cart. spCSRF_Control.Sbc backfires through carb under acceleration. I can't figure out what's happening with my sbc 350. It idles smoothly and revs fine in park. Under load it backfires through the intake. It has ported 882 heads that are freshly decked with new valve guides, valves and springs, new cam and lifters and new intake with a Holley 675 carb.I just installed a rebuilt SBC with a Comp 282H series cam and Rhoads lifters. Idles well with 17" of vacuum and good oil pressure. Timing is set ... If I hammer it as in WOT it popes through the carburetor above 3000 RPM. This is a back fire sound and reduces the HP and acceleration. I eliminated all possible vacuum leaks, change the ... OER 3923539 67-69 327/350 Carb to Accelerator Lever Ro