Brian Tooley BTR Valve Spring Height Micrometer for Chevrolet Gen III IV V LS LTChevrolet Gen III, IV, & 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: More desirable . 100" height change per revolution which reduces the chances of reading errors associated with spring height mics that have . 050" height change per

They are available with various under-sizes

-timing components

RPM Range: 2600 to 7200

Enginetech RCF460P Rebuild Ford 460 EX POLICE

Purchase an MDS delete kit and receive $20 off BD Diesel Exhaust Manifolds

* Power-valve saver

Eagle brand rotating assembly with forged 6

6L 2015* 2017*

Increase your engine's torque and power with this performance camshaft

The Predator 2 picks up where the original Predator left off but offers new creature comforts like a color screen

• Will work in 5

Fits 265-400 cu