Summit Racing Performance, Restoration & Replacement Parts & Tools

Valve Spring, Single, 1.260 in. o.d., 358 lbs./in. Spring Rate, 1.750 in. Installed Height, Each

Part Number: SUM-174000-1

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

Coil Over Spring, 600 lbs./in. Rate, 10 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-10-600

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Special Order

Coil Over Spring, 650 lbs./in. Rate, 7 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-07-650

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Special Order

SBC or BBC 1.500 Dual Springs, Advanced S.R. .850 Max Lift @ 275 Lb. seat @ 2.050 Installed, 938 Lb. @ 1.200 Open, 1.130 C.B., 780 Rate, 144g PAC 1330

Part Number: SUM-174040DP-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

SBC or BBC 1.500 Dual Springs, Advanced S.R.1.000 Max lift @ 420 Lb. seat @ 2.175 Installed, 1200 Lb. @ 1.175 Open, 1.130 C.B., 780 Rate,144g PAC 1355

Part Number: SUM-174041DP-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

SBC or BBC 1.500 Dual Springs, Advanced S.R. .850 Max Lift @ 275 Lb. seat @ 2.050 Installed, 938 Lb. @ 1.200 Open, 1.130 C.B., 780 Rate, 144g PAC 1330

Part Number: SUM-174040DP-16

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping

SBC or BBC 1.500 Dual Springs, Advanced S.R.1.000 Max lift @ 420 Lb. seat @ 2.175 Installed, 1200 Lb. @ 1.175 Open, 1.130 C.B., 780 Rate,144g PAC 1355

Part Number: SUM-174041DP-16

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping

SBC 1.550 Dual Springs, Drag Solid Roller .800 Max Lift @ 275 Lb. seat@ 2.000 Installed, 805 Lb. @ 1.200 Open, 1.150 C.B., 663 Rate, Like PAC 1226

Part Number: SUM-174032D-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

BBC 1.645 Triple Springs, Endurance S.R., .950 Max Lift @ 350 Lb. seat @ 2.150 Installed, 1004 Lb. @ 1.200 Open, 1.130 C.B., 688 Rate, 183g PAC 1358

Part Number: SUM-174046TP-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

Coil Over Spring, 650 lbs./in. Rate, 9 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-09-650

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Special Order

Coil Over Spring, 325 lbs./in. Rate, 10 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-10-325

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Special Order

Coil Over Spring, 300 lbs./in. Rate, 12 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-12-300

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 12, 2025 if ordered today

• Special Order

Coil Over Spring, 400 lbs./in. Rate, 12 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-12-400

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Special Order

Coil Over Spring, 225 lbs./in. Rate, 14 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-14-225

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Special Order

Coil Over Spring, 350 lbs./in. Rate, 14 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-14-350

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Special Order

SBC 1.550 Dual Springs, Drag Solid Roller .800 Max Lift @ 275 Lb. seat@ 2.000 Installed, 805 Lb. @ 1.200 Open, 1.150 C.B., 663 Rate, Like PAC 1226

Part Number: SUM-174032D-16

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping

BBC 1.645 Triple Springs, Endurance S.R., .950 Max Lift @ 350 Lb. seat @ 2.150 Installed, 1004 Lb. @ 1.200 Open, 1.130 C.B., 688 Rate, 183g PAC 1358

Part Number: SUM-174046TP-16

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping

Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, 222/232 Dur.@ .050 112 LSA +5 Adv. Lift .550/.550, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8713-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 278/287, Lift .523/.524, Chevy GM, LS/LSX, Gen III/IV, LS, Kit

Part Number: SUM-8701-1

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

Camshaft Kit, Pro LS, Hydraulic Roller Tappet, Advertised Duration 288/296, Lift .625/.605, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8709-1DS

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 278/287, Lift .600/.600, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8720-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Combo, Cam and Springs, Duration 212/22X, Lift .552/.552, Springs, Chevy, 4.8L, 5.3L, 6.0L, Gen III/IV LS, Kit

Part Number: CMB-09-0041

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 2, 2025 if ordered today

• Free Shipping
• Special Order

SUM-8728 Pro LS Big Truck Torkinator Level 1 Cam Kit, Beehive Springs, 212/218 Dur., 110 + 3, .600/.585 Lift, 3 Bolt, 4.8, 5.3, 6.0, 6.2 Vortec

Part Number: SUM-8728-1-BHV

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Camshaft Kit, Pro LS Turbo, Hydraulic Roller Tappet, Advertised Duration 275/283, Lift .600/.575, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8706-1DS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 261/269, Lift .550/.550, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8719-1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping