Tech Help
1-800-967-1066
www.vthunder.com
Part #VT-323
Revised 6/28/04
INSTRUCTIONS
Fast Times™ Pushrod Adjustment
For EVO Big Twin with Stock Lifters
Thank you for choosing V Thunder™ products; we are proud to be your manufacturer of choice.
Please read this instruction sheet carefully before beginning installation.
Installation Instructions
1) Get the lifter on the base circle of the camshaft (lifter at the lowest level in the lifter block).
After finding base circle of the camshaft; begin extending the pushrod out till you have reached
zero lash (all slack is gone between the pushrod and rocker arm).
2) Once you have zero lash, extend the pushrod out another 3 full turns (18 flats), then tighten the
lock nut down to prevent movement.
V Thunder™ by COMP Cams®
3406 Democrat Rd.
Memphis, TN 38118
Fast Times™ Pushrod Adjustment
For EVO Big Twin with Stock Lifters
Thank you for choosing V Thunder™ products; we are proud to be your manufacturer of choice.
Please read this instruction sheet carefully before beginning installation.
Installation Instructions
3) Get the lifter on the base circle of the camshaft (lifter at the lowest level in the lifter block).
After finding base circle of the camshaft; begin extending the pushrod out till you have reached
zero lash (all slack is gone between the pushrod and rocker arm).
4) Once you have zero lash, extend the pushrod out another 3 full turns (18 flats), then tighten the
lock nut down to prevent movement.
V Thunder™ by COMP Cams®
3406 Democrat Rd.
Memphis, TN 38118
Tech Help
1-800-967-1066
www.vthunder.com
INSTRUCTIONS
Part #VT-323
Revised 6/28/04