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Thumper cam 350 series#

Mike, We used the 302 CID SBC for a lot of V8 Vega conversions, but we used the 348 CID (400 block 327 crank) and 321 CID (400 block 283 crank) for quite a few circle track builds.

Clean all parts and blow air through all parts after cleaning and stick it back together.

Today, more than ever, that maxim rings true with many auto enthusiasts wanting a stroker engine and every engine builder seemingly offering one.

A high compression, big cam, ported head 302 would be a super engine for a 914, not overwhelming low rpm torque, with lots of revs.

"Stroker" combinations - using crankshaft strokes longer than standard. If it is a factory look you want you can dress the 350 to look like a 327. We are a premium high-performance custom small block builder and we offer horsepower from 350 up to 500 that is specific for daily driving, not racing.

What started out as a Playing with the 350 in auto class. COMP Cams 12-602-4 Camshaft For 350 Chevy – Best Hydraulic Camshaft Review. The previous carburetor was also stuck in a high idle. 480 with edlbrock performer and 600 cfm edl. :grinno: I suggest a 383 (350 w/ 400 crankshaft) for mains strength 750" crank for a short stroke, high revving small block that'll spin to 10,000 RPM. The qjet in the past needed rebuilding and I found a place that sells carburetors with a lifetime warranty, which is what drew me into getting the 1406. For a high-revving engine, you want a The high idle was a vacuum leak - the gasket between the TBI and the intake manifold was bad. Which distributor is best for Chevy 350? If you are looking for a distributor for Chevy 350, Steinbrucke HMG001JAC HEI Distributor is a great pick. High-revving 350 Small-Block Our SP350/385 crate engine incorporates modern technologies such as a beehive-type valve springs to take the classic 350 Small-Block to new levels of high-rpm performance.

Hardly, but an aluminum-headed small-block that knocks out 444 lb-ft for just over $1,000 is the perfect candidate for any low- buck truck.

and another thought would be the vacum line to the distributor from the carb (via whatever) on the wrong port at the carb, easy to do, causes the advance and retard to work backward, timing at idle is correct and will rev without load but loaded it The Super 23 175 heads feature small cross-section intake runners to promote low-rpm torque and high-rpm horsepower on small bore engines like the 283 and 307. In all reality, the 350 will rev just as high when using the same, exact components. This heavy-duty COMP’s option will give your engine all the horsepower and torque that you are looking for in one affordable package. A 327 with it's shorter stroke would need shorter gears so it can GET to its revs, where a 350, with its slightly longer stroke and more torque output will pull a little taller gear than the 327 will.

what rpm and advancement should I time it at. I have a 350 sbc that starts up great and idles great just anything above 3000 rpm it starts to break up bad. PowerBond® Race Performance™ Harmonic Balancer (PB1211SS) 0.

That’s one reason why high-RPM engines generally trend toward shorter strokes.

You can buy brand new cast cranks in whatever stroke you want for under $200 that will drop right in to the 350 block. You can use a stock intake manifold with a quadrajet carb and you will have some decent The Chevy 350 engine continues to be GM’s most performance-oriented offering in the small-block engine category.

Thumper cam 350 series#

Thumpr Series cam and lifter kits feature a cutting-edge hydraulic roller design that delivers a substantial power increase over an identical hydraulic flat tappet grind without sacrificing reliability or ease of maintenance.High revving sbc 350 Remove the seat the needle sits in and clean the screen if there is one. Each one will produce a rough, racy exhaust note and impressive amounts of horsepower and torque within a different rpm range. They are available in three different grind profiles. They're designed to maximize the rough-idling characteristics of the cams, giving you a seriously aggressive exhaust note without negatively impacting the power output or streetability of the engine. The lobe profile and grind characteristics of these Thumpr camshafts use a combination of an early exhaust valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap. They are designed for use in engines that were originally equipped with flat tappet camshafts. In an ongoing quest to provide you with the performance and sound that you demand, COMP Cams' engineering team proudly introduces the Thumpr Series hydraulic roller cam and lifter kits.

Valve Lift with Factory Rocker Arm RatioĬOMP Cams is bringing the musclecar sound back, and it's nastier than ever! Few things serve to grab our attention at a car show or cruise night more than a car with a thumping, high performance idle.