Crower Camshafts & Valvetrain

Rocker Arm Polylock Nuts, Short Design, 7/16 in.-20 Thread, Set of 16

Part Number: CRO-86050S-16

4.84 out of 5 stars ( 25 )

Estimated Ship Date: Tomorrow

Lash Caps, Steel, 11/32 in. Valve Stem, .060 in. Thick, .090 Height, Set of 16

Part Number: CRO-86121-16

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Rocker Arm, Stud Mount, Full Roller, Stainless Steel, 1.7 Ratio, Fits 7/16 in. Stud, Chevy, Big Block, Each

Part Number: CRO-73605-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Valve Locks, Machined, Chromoly, 7 Degree, 1-Groove, 11/32 in. Valve Stem, -.050 in. Height, Set of 32

Part Number: CRO-86107X2-16

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Rocker Arm Polylocks, Fits 7/16 in. Stud, Set of 16

Part Number: CRO-86050-16

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Rocker Arm Polylocks, Fits 3/8 in. Stud, Set of 16

Part Number: CRO-86051S-16

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Lash Caps, Steel, 11/32 in. Valve Stem, 0.080 in. Thick, 0.060 Deep, Set of 16

Part Number: CRO-86121S-16

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Valve Locks, Machined, Chromoly, 7 Degree, 1-Groove, 11/32 in. Valve Stem, +.050 in. Height, Set of 32

Part Number: CRO-86107X1-16

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Valve Locks, Machined, Hardened Steel, 10 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32

Part Number: CRO-86110X2-16

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Lash Caps, Steel, 3/8 in. Valve Stem, .060 in. Thick, .060 Height, Set of 16

Part Number: CRO-86122S-16

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

Valve Locks, Machined, Chromoly, 10 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32

Part Number: CRO-86110-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Rocker Arms, 3/8 in. Stud Mount, Full Roller, Stainless Steel, 1.6 Ratio, AMC, 290-401, Each

Part Number: CRO-73645-1

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

• Special Order

Lash Caps, Steel, 11/32 in. Valve Stem, .080 in. Thick, Set of 16

Part Number: CRO-86121D-16

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

Valve Locks, Machined, Chromoly, 7 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32

Part Number: CRO-86107-16

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Rocker Arm Polylocks, Fits 3/8 in. Stud, Set of 16

Part Number: CRO-86051-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Rocker Arm, Stud Mount, Full Roller, Stainless Steel, 1.73 Ratio, Fits 7/16 in. Stud, Ford, 302 Boss/351C/429/460

Part Number: CRO-73615-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Rocker Arm, 7/16 in. Stud Mount, Full Roller, Stainless, 1.65 Ratio, Chevy, Small Block, Each

Part Number: CRO-73671-1

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Special Order

Valve Locks, Machined, Chromoly, 7 Degree, 1-Groove, 3/8 in. Valve Stem, .050 in. Taller, Set of 32

Part Number: CRO-86108X1-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Valve Springs, Dual, 1.385 in. Outside Diameter, 285 lbs./in. Rate, 0.910 in. Coil Bind Height, Set of 8

Part Number: CRO-68324-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 20, 2026 if ordered today

• Special Order

Valve Locks, Machined, Chromoly, 10 Degree, 1-Groove, 5/16 in. Valve Stem, Set of 32

Part Number: CRO-86109-16

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

• Special Order

Rocker Arms, 3/8 in. Stud Mount, Full Roller, Stainless Steel, 1.6 Ratio, Dodge, 5.2, 5.9L, Each

Part Number: CRO-73655-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Valve Locks, Machined, Chromoly, 7 Degree, 1-Groove, 3/8 in. Valve Stem, Set of 32

Part Number: CRO-86108-16

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

• Special Order

Valve Locks, Machined, Chromoly, 10 Degree, 1-Groove, 3/8 in. Valve Stem, Set of 32

Part Number: CRO-86111X1-16

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

• Special Order

Valve Spring Retainers, Steel, 7 Degree, 1.495 in. Outside Diameter, .730 in. Inside Diameter, Set of 16

Part Number: CRO-87063M-16

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Special Order

Valve Springs, Single, 1.260 in. Outside Diameter, 390 lbs./in. Rate, 1.090 in. Coil Bind Height, Set of 16

Part Number: CRO-68304-16

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 20, 2026 if ordered today

• Special Order