BTR Valve Spring Height MicrometerBrian Tooley (BTR) Valve Spring Height Micrometer LS1 LS2 LS3 LS6 LS7 & GEN V Chevrolet Gen III Gen V engines typically run 1. 300" diameter dual springs when running aftermarket cams, yet there's currently only one spring height mic available for them on the market. The new BTR spring height mic has several design changes that make it superior. Features Include: More desirable . 100" height change per revolution which reduces the chances of reading

Size Part Number 18x5 92-850247DP 18x10

2 car and truck applications

(1960-1966 C10 Trucks require slider engine mounts to clear the front crossmember)

MSD has answered this demand with an updated and improved version of the popular 6LS box

including fines of up to $4

5 psi 36lb/hr (378cc/min) Flow Rate @ 58 psi 42lb/hr (441cc/min) Connector Style EV1 Quantity Set of 8

Requires the use of our

In a heavy street car or pickup truck the Little Chopper will produce the torque needed to get that weight moving while still having that big cam sound that many enthusiast desire

"The 228R camshaft is a very popular camshaft for customers wanting a very streetable camshaft that makes approximately 5-7 more horsepower than the 224R camshaft

Great for use with 5

25 AR T4 Divided

Mightymouse Solutions "Mild" Catch Can for 1999-2013 GM Truck and 2006-2009 Trailblazer SS (TBSS)