Table of Contents
How big of a cam can you put in a stock 350?
COMP Cams CL12-600-4 is the biggest cam for stock 350 and plays its role as the topper since 1976.
What is the cam lift on a stock 350?
The Chevy 350 has a hydraulic camshaft and hydraulic lifters. The intake and exhaust valves have a duration of 218 seconds a 0.5 rpm each. Both have a valve lift of 0.457 inches and a total duration of 268 seconds.
How much horsepower does a Thumpr cam add?
The Thumpr made the highest peak torque, the highest average torque, the highest overall average power, the best average numbers between 2,500 and 4,500 rpm, and the best numbers from 4,500 to 6,500 rpm. It made 396 hp at 5,900 and 418 lb-ft at 4,200 with the Vortec heads.
What is considered a big camshaft?
It is listed in degrees of crankshaft rotation. When someone refers to a “big cam,” they mean it has longer duration, not higher Lift. Duration at 0.050″ is the degrees of crankshaft rotation between when the lifter is raised 0.050″ and when it is 0.050″ from its resting position.
What does putting a bigger cam do?
A bigger cam will open the intake valve wider, allowing more fuel and air into the cylinder. The larger the cam, the more fuel that is let in. Does Cam Timing Make A Difference? Conversely, retarding the cam will improve high-end horsepower at the expense of low-end torque.
What size dowels LS cam swap?
Cam swap, be sure to use 5/16 dowels!!!!
How much is a big mutha Thumpr cam?
COMP Cams 12-602-4 Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam for Chevrolet Small Block
| List Price: | $186.13 Details |
|---|---|
| You Save: | $12.18 (7%) |
What does an oversized cam do?
A bigger cam will open the intake valve wider, allowing more fuel and air into the cylinder. The larger the cam, the more fuel that is let in.
What makes a cam sound lopey?
cams lope because of events, they open valves because of events, they do it at certain times because they are events. The smaller the lsa the larger the chance for overlap. If you have two cams, same everything, except for lsa, the one with the smaller lsa will have more overlap…
Where can I find the Chevy small block engine guide?
You can use the social sharing buttons to the left, or copy and paste the website link: https://www.chevydiy.com/chevy-small-block-engine-guide-cams-and-valvetrains/ The cam and the valve train components chosen are critical to the engine’s success as a power producer.
Do you need a cylinder head for a small block Chevy?
The point is that a conservative selection for a cylinder head for most street engine applications may cost a few peak ponies, but also makes more torque in the mid-range where many street machine engines live. There are easily more small-block Chevy aftermarket heads on the market than for any other single engine in the domestic marketplace.
Which is the best camshaft for a Chevy?
That is why our top pick is the COMP Cams CL12-600-4. This model comes with a high RPM operating range and early intake valve opening that make your Chevy sound, and drive more powerfully on any type of road. With all the great features that this camshaft option has, it is clear to see why we chose this model as our top pick.
How is the size of the camshaft determined?
When selecting any camshaft for your engine/chassis combination, the size must be determined by the duration at .050″ tappet (lifter) rise. Using a 1.5:1 rocker ratio this equals .075″ valve lift. Any duration less than this has no effect on power.