Camshafts & Valvetrain

Valve Springs, Dual, 1.540 in. Outside Diameter, 0.745 in. Inner Spring Inside Diameter, 860 lbs./in. Rate, 1.140 in. Coil Bind Height, Set of 16

Part Number: ISK-DR1256RML

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order

VALVE SPRINGS

Part Number: ISK-DR1260RML

Not Yet Reviewed

• Free Shipping
• Special Order

VALVE SPRINGS

Part Number: ISK-DR1268RML

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order

VALVE SPRINGS

Part Number: ISK-DR1280RML

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order

Spring Kit, .540 Lift, Porsche, 911 / 930 / 964 / 2V

Part Number: KPM-98-98000

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Spring Kit, .540 Lift, Porsche, 911 / 930 / 964 / 2V

Part Number: KPM-98-98010

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Spring Kit, Lightweight Racing, 0.365" Lift, Yamaha®, MR-1 Watercraft, 2003-2014

Part Number: KPM-80-81150

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

VALVE SPRING ASSY

Part Number: RSC-PAC-1379H-16

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

• Free Shipping
• Special Order

VALVE SPRING ASSY

Part Number: RSC-PAC-1379-16

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

• Free Shipping
• Special Order

Valve Springs, 1500 Series, Dual, 1.514 in. O.D., 483 lbs./in. Rate, 1.160 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1561-16

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

• Free Shipping
• Special Order

Valve Springs, PAC Racing, Dual, 1.460 in. Outside Diameter, 391 lbs./in. Rate, 1.050 in. Coil Bind, Set of 50

Part Number: TFS-16893-50

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Free Shipping
• Special Order

Valve Springs, 1500 Series Circle Track Endurance, Dual, 1.284 in. O.D., 560 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1530-16

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

• Free Shipping
• Special Order

Rocker Shim Beehive Kit, Titanium, 0.625" Lift, Harley-Davidson®, Milwaukee-Eight, 2017-'24

Part Number: KPM-20-23900

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Racing Spring Kit, Titanium, 0.445" Lift, Kawasaki®, ZX-10R, 2008-2010

Part Number: KPM-40-41100

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Spring Kit (Shim-in-Tappet), HT Steel, 0.445" Lift, Arctic Cat®, Various 998cc Triples, 2017-'19

Part Number: KPM-88-88350

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Valve Springs, Solid Roller PAC Triple Spring, 1.645 O.D., PAC. #1258, Set of 16

Part Number: AFR-8014-16

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Valve Springs, Erson Endurance Solid Roller Springs, 1.580 O.D., #E915043, Set of 16

Part Number: AFR-8023-16

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Racing Spring Kit, Titanium, 0.445" Lift, Suzuki®, GSX-R 1000, 2009-2016

Part Number: KPM-60-61650

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

SOLID ROLLER SPRING KIT BRONZE

Part Number: BTC-SK1237BB

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

VALVE SPRINGS 1.300 DUAL VIPER

Part Number: CRO-68156-20

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order

VALVE SPRINGS 1.300 DUAL LS1 & VIPER WITH NITRIDE PROCESSING

Part Number: CRO-68156NP-16

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order

Racing Spring Kit, Titanium, 0.425" Lift, Yamaha®, 1.8L Watercraft, 2008-2017

Part Number: KPM-80-81000

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Spring Kit (Shim-in-Tappet), HT Steel, 0.445" Lift, Yamaha®, FX Nytro (All models), 2008-2014, SRViper (All Models), 2014-201

Part Number: KPM-80-82550

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Spring Kit (Shim-in-Tappet), HT Steel, 0.430" Lift, Yamaha®, YXZ1000R, 2016-2023

Part Number: KPM-80-82850

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Free Shipping
• Special Order

Valve Springs, Single, 1.080 in. Outside Diameter, 330 lbs./in. Rate, 0.840 in. Coil Bind Height, Set of 16

Part Number: CRO-68194-32

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Free Shipping
• Special Order