Crower Engines & Components

Rocker Arm Hold-Down Bolt, 12-point Head, Steel, Black Oxide, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: CRO-74525X008

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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SHAFT ROCKER SHIMS (STAND TO CYL. HEAD) .045 THICK .1625 MOUNTING HOLES

Part Number: CRO-74521B045

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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SHAFT ROCKER SHIMS (STAND TO CYL. HEAD) .025 THICK

Part Number: CRO-74527X025

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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LASH CAPS 5/16 .090 DEEP

Part Number: CRO-86120-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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LASH CAPS 11/32 .120 DEEP

Part Number: CRO-86121D-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Lash Caps, Steel, 11/32 in. Valve Stem, 0.080 in. Thick, 0.060 Deep, Each

Part Number: CRO-86121S-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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LASH CAPS 3/8 .090 DEEP

Part Number: CRO-86122-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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LASH CAPS 3/8 .120 DEEP

Part Number: CRO-86122D-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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LASH CAPS 3/8 .060 DEEP

Part Number: CRO-86122S-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

LASH CAPS 5/16 VW

Part Number: CRO-86123-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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SHAFT ROCKER SHIMS (STAND TO CYL. HEAD) .045 THICK .2225 MOUNTING HOLES

Part Number: CRO-74521A045

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Springs, Single, 1.105 in. Outside Diameter, 289 lbs./in. Rate, 0.920 in. Coil Bind Height, Each

Part Number: CRO-68190-1

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Estimated Ship Date: Dec 2, 2025 if ordered today

• Special Order

Valve Springs, Single, 1.045 in. Outside Diameter, 251 lbs./in. Rate, 0.860 in. Coil Bind Height, Each

Part Number: CRO-68195-1

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

• Special Order

Valve Springs, Single, 1.260 in. Outside Diameter, 390 lbs./in. Rate, 1.090 in. Coil Bind Height, Each

Part Number: CRO-68304-1

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Estimated Ship Date: Dec 2, 2025 if ordered today

• Special Order

Valve Springs, Dual, 1.510 in. Outside Diameter, 520 lbs./in. Rate, 1.080 in. Coil Bind Height, Each

Part Number: CRO-68388-1

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

• Special Order

Valve Springs, Dual, 1.505 in. Outside Diameter, 353 lbs./in. Rate, 1.140 in. Coil Bind Height, Each

Part Number: CRO-68101-1

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Estimated Ship Date: Dec 2, 2025 if ordered today

• Special Order

Valve Spring Seat Cups, Steel, .060 in. Thickness, 1.550 in. Outside Diameter, .635 Inside Diameter, Each

Part Number: CRO-68931-1

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Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Seat Cups, Steel, .060 in. Thickness, 1.550 in. Outside Diameter, .575 in. Inside Diameter, Each

Part Number: CRO-68934-1

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Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Locators, Inside, Steel, .060 in. Thick, 1.56 in. O.D., .505 in. I.D.,.740 in. Spring I.D., Each

Part Number: CRO-68938-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Seat Discs, Steel,.060 in. Thick,1.565 in. O.D.,.660 in. Inside Diameter, Each

Part Number: CRO-68939-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Seat Cups, Steel, .060 in. Thickness, 1.560 in. Outside Diameter, .562 in. Inside Diameter, Each

Part Number: CRO-68940-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Seat Cups, Steel, .060 in. Thickness, 1.590 in. Outside Diameter, .675 in. Inside Diameter, Each

Part Number: CRO-68957-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Seat Cups, Steel, .060 in. Thickness, 1.550 in. Outside Diameter, .635 in. Inside Diameter, Each

Part Number: CRO-68930-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Seat Cups, Steel, .060 in. Thickness, 1.685 in. Outside Diameter, .635 in. Inside Diameter, Each

Part Number: CRO-68933-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Special Order

Valve Spring Locators, Inside, Steel, .060 in. Thick, 1.535 in. O.D.,.635 in. I.D.,.730 in. Spring I.D., Each

Part Number: CRO-68942-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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