Application:
for all 3/8" & 7/16" Rocker Studs

OE/Part number:
66784

Specification:
Material: Iron
Use with Valve Springs Up to 700lbs
12-in.   Handle with Rubber Grip
5-inch Stud Length

Feature:
1.   FUNCTION: DESIGNED FOR compressing valve springs with the cylinder head on.   Help to quickly and easily replaces valve springs.  A must have for engine rebuild tool set.
2.   EASY TO USE: The handle rotates 360 degrees to compress and lock the spring to the desired height, press down to compress the coil spring, then remove the valve retainer and slowly loosen it to remove the valve spring.   Based on the lever principle, the handle provides enough force to compress the spring and save labor.
3.   One-hand Operation: When you compress the springs, keep the coil springs in a lock position, and then your hand is free to finish the job of reinstalling the valve keeper.   You won't feel rushed while reinstalling the valve keepers.
4.   QUALITY MATERIAL: high strength, sturdy and durable, high reliability, no deformation, impact resistance.

Package included:
1PCS Stud Mount Valve Spring Compressor Tool
（as shown in the picture)

Note:
Professional installation is highly recommended.
Please double confim the compatibility as well as the OEM number before purchasing