COMP Cams Spring Seats1.450in X 1.000in X - 4694-16

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 Spring Seats 1.450in X 1.000in - 4694-12

ID Spring Locator - 1.450" OD, .570" ID, .060" Thickness - Set of 12User 1

COMP Cams Spring SeatsEb 1.450in X 1.000 - Set of 100 - 4694-100

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 Spring Seat 1.450in X 1.000in - 4694-1

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 Spring Seats 1.300in X .800in X - 4693-16

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 Spring Seats 1.300in X .800in X - 4693-12

ID Spring Locator - 1.300" OD, .570" ID, .060" Thickness - Set of 12User 1

COMP Cams Spring SeatsEb 1.300in X .800in - Set of 100 - 4693-100

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 Spring Seat 1.300in X .800in - 4693-1

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 Spring Seats.120 X .780 X .87 - 4690-16

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 Spring Seat.120 X .780 X .878 - 4690-1

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 GM Duramax Spring Locators - 4688-32

ID Spring Locator - 1.100" OD, .470" ID, .060" Thickness - Set of 32User 1

COMP Cams GM Duramax Spring Locators - 4688-16

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...