1.260in Valve Springs

Valve Spring - Single Spring / Damper - 462 lb/in Spring Rate - 1.028 in Coil Bind - 1.260 in OD - Set of 16

1.290in Beehive Valve Springs

Valve Spring - Ovate Beehive Spring - 313 lb/in Spring Rate - 1.140 in Coil Bind - 1.290 in OD - Set of 16

1.440in Valve Springs

Valve Spring - Dual Spring / Damper - 363 lb/in Spring Rate - 1.000 in Coil Bind - 1.440 in OD - Set of 16

1.450in Valve Springs

Valve Spring - Dual Spring / Damper - 333 lb/in Spring Rate - 1.110 in Coil Bind - 1.450 in OD - Set of 16

1.500in Valve Springs

Valve Spring - Single Spring / Damper - 342 lb/in Spring Rate - 1.094 in Coil Bind - 1.500 in OD - Set of 16

1.510in Valve Springs

Valve Spring - Dual Spring / Damper - 348 lb/in Spring Rate - 1.175 in Coil Bind - 1.510 in OD - Set of 16

1.514 Dual Valve Spring Set w/Damper

Valve Spring - Dual Spring / Damper - 503 lb/in Spring Rate - 1.144 in Coil Bind - 1.514 in OD - Set of 16

1.540 Vale Spring Kit w/ Retainers & Locks

Valve Spring - Dual Spring / Damper - 377 lb/in Spring Rate - 1.089 in Coil Bind - 1.540 in OD - Spring Retainers / Valve Locks - Kit

1.550in Valve Springs

Valve Spring - Dual Spring / Damper - 494 lb/in Spring Rate - 1.135 in Coil Bind - 1.550 in OD - Set of 16

10 Deg. Steel Retainers

Valve Spring Retainer - 10 Degree - 1.095 in / 0.710 in OD Steps - 1.500-1.550 in Dual Spring - Chromoly - Set of 16

10 Deg. Steel Valve Locks

Valve Lock - 10 Degree - 11/32 in Valve Stem - Single Groove - Standard Height - Lash Cap Recess - Steel - Black Oxide - Set of 32

4.000in 4340 Pro-Series Crankshaft

Crankshaft - Signature Series - 4.000 in Stroke - Internal Balance - Forged Steel - 2 Piece Seal - Small Block Chevy - Each