When do you need a rev kit
 

When do you need a rev kit and what dose it do?

R/Kit
 

If your Valve Springs are NOT up to the Standards they should be???
AND,
They make for ALOT of UNESSESARY Parts Flying around in the Valve Train!
When should you use them? NEVER! Thats JMO??
Later
G

I agree they are unnecessary with today's quality parts.

Curtis

X2, never, just get the right valve springs for the cam and the weight of the valves you're running.

JMO

Zip.

A rev kit can extend the rpm range when used on a hyd.roller without colapsing the lifter.Bill.

Thanks,just wanted to know. :wink: