COMP Cams ID Spring Seats Eb 1.550 X 57 - Set of 100 - 4781-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb 1.550 X 57 - Set of 100 - 4785-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb 1.550 X 63 - Set of 100 - 4780-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb 1.600 X 57 - Set of 100 - 4714-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb 1.625 X 57 - Set of 100 - 4774-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb 1.625 X 63 - Set of 100 - 4775-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb 1.635 X 57 - Set of 100 - 4786-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb 1.655 X 57 - Set of 100 - 4860-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats Eb Gm LS7 1.2 - Set of 100 - 4862-100

The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this...

COMP Cams ID Spring Seats GM LS7 1.270in - 4862-16

The old standard shims will not hold up to the extreme spring pressures and high RPM in today's race engines. COMP Cams offers a simple but effective solution to this problem. These Valve Spring...

COMP Cams Idler Assembly Standard 1.3 - 6500IDS-1

Standard Idler Assembly for all #6500 Series Chevy Hi-Techâ„¢ Belt Drives (1.312" OD). Includes bearings and snap ring.CatalogUser 1

COMP Cams Idler Assembly(1.375in).062 Ov - 6500IDA-1

Oversized Idler Assembly for all #6500 Series Chevy Hi-Techâ„¢ Belt Drive Systems (1.375" OD). Includes bearings and snap ring.CatalogUser 1