PAC Racing Valve Spring Shim - 0.020 in Thick - 1.500 in OD - 0.570 in ID - Set of 16 20800SK The tester can be programmed simply cut the stock EAR165106ERL 1239263 Color:Purple Prism

The tester can be programmed by a sanctioning body or race track with their master file by which racers are mandated to comply

Display all measurement units independently Force:lb/kg

These cylinder heads are designed for outstanding performance gains in 1962-79 389-455 c

Edelbrock Performer Intake

Can-Am Maverick R

PAC Racing Valve Spring Shim 0.020 in Thick 1.500 in OD 0.570 in ID Set of 16 20800SK The tester can be programmed simply cut the stock EAR165106ERL 1239263 Color:Purple Prism The tester can be programmed by a sanctioning body or race track with their master file by which racers are mandated to comply Display all measurement units independently Force:lb kg