Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

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COMP Cams Valve Springs 26986-16

COMP Cams Valve Springs 26986-16

Valve Springs, Single, 1.415 in. Outside Diameter, 280 lbs./in. Rate, 1.060 in. Coil Bind Height, Set of 16

Part Number: CCA-26986-16

4.8 out of 5 stars ( 5 )

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Summit Racing™ Valve Spring and Retainer Kits SUM-174000

Valve Springs, Retainers, Single Springs, Steel Retainers, Locks, Single Groove, Seals, Chevy Small Block, Kit

Part Number: SUM-174000

4.53 out of 5 stars ( 45 )

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COMP Cams Valve Springs 26918-16

Valve Spring, Single, Beehive, 1.075 in./1.310 in. Outside Diameter, 372 lbs./in. Rate, 1.140 in. Coil Bind, Set of 16

Part Number: CCA-26918-16

4.93 out of 5 stars ( 28 )

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COMP Cams Valve Springs 981-16

Valve Springs, Single, 1.254 in. Outside Diameter, 373 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16

Part Number: CCA-981-16

4.68 out of 5 stars ( 25 )

Estimated Ship Date: Today

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COMP Cams Valve Spring Shims 4739-16

Valve Spring Shims, Steel, Hardened, 1.500 in. Outside Diameter, .015 in. Thick, Set of 16

Part Number: CCA-4739-16

5.0 out of 5 stars ( 2 )

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COMP Cams Valve Spring Shims 4757CPG

Valve Spring Shims, Steel, Hardened, 1.500 in. Outside Diameter, .015 in./.030 in./.060 in. Thick, Set of 48

Part Number: CCA-4757

4.79 out of 5 stars ( 33 )

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COMP Cams Valve Springs 995-16

Valve Springs, Dual, 1.437 in. Outside Diameter, 402 lbs./in. Rate, 1.020 in. Coil Bind Height, Set of 16

Part Number: CCA-995-16

5.0 out of 5 stars ( 12 )

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COMP Cams Valve Springs 26995-16

Valve Springs, Single, 1.415 in. Outside Diameter, 292 lbs./in. Rate, 1.040 in. Coil Bind Height, Set of 16

Part Number: CCA-26995-16

Not Yet Reviewed

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COMP Cams Valve Springs 26120-16

Valve Springs, Single Beehive, 0.600 in. Maximum Lift, 1.445 in. Outside Diameter, 370 lbs./in. Rate, 1.230 in. Coil Bind Height, Set of 16

Part Number: CCA-26120-16

4.14 out of 5 stars ( 7 )

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COMP Cams Valve Spring Locators 4696-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.510 in. O.D., 0.570 in. I.D., 0.970 in. Spring I.D., Set of 16

Part Number: CCA-4696-16

5.0 out of 5 stars ( 1 )

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COMP Cams Valve Springs 994-16

Valve Springs, Dual, 1.437 in. Outside Diameter, 365 lbs./in. Rate, 1.020 in. Coil Bind Height, Set of 16

Part Number: CCA-994-16

Not Yet Reviewed

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COMP Cams Valve Spring Locators 4704-16

Valve Spring Locator, Outside Locating Shoulder, Steel, 0.060 in. Thick, 1.570 in. O.D., 0.640 in. I.D., 1.475 in. Spring O.D., Set of 16

Part Number: CCA-4704-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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COMP Cams Valve Springs 26918-1

Valve Spring, Single, Beehive, 1.075 in./1.310 in.. Outside Diameter, 372 lbs./in. Rate, 1.140 in. Coil Bind, Each

Part Number: CCA-26918-1

4.5 out of 5 stars ( 4 )

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COMP Cams Valve Spring Locators 4776-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.550 in. O.D., 0.570 in. I.D., 0.790 in. Spring I.D., Set of 16

Part Number: CCA-4776-16

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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COMP Cams Valve Springs 901-16

Valve Springs, Single, 1.494 in. Outside Diameter, 330 lbs./in. Rate, 1.1 in. Coil Bind Height, Set of 16

Part Number: CCA-901-16

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Today

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COMP Cams Valve Spring Locators 4784-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.500 in. O.D., 0.570 in. I.D., 0.735 in. Spring I.D., Set of 16

Part Number: CCA-4784-16

Not Yet Reviewed

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Howards Cams Performance Valve Spring and Retainer Kits 98213-K12

Valve Spring and Retainer Kits, Performance, Single, Standard, 1.265 in. O.D., 430 lbs./in., 1.100in. Coil Bind Ht, 10 Degree Locks, Retainers, Kit

Part Number: HRS-98213-K12

4.5 out of 5 stars ( 6 )

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COMP Cams Valve Springs 26125BCS-KIT

Valve Springs, Beehive, Retainers, Seats, Seals, Chevy, V8, Duramax, Kit

Part Number: CCA-26125BCS-KIT

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

COMP Cams Valve Spring Locators 4693-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.300 in. O.D., 0.570 in. I.D., 0.800 in. Spring I.D., Set of 16

Part Number: CCA-4693-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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COMP Cams Valve Spring Locators 4772-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.550 in. O.D., 0.570 in. I.D., 0.750 in. Spring I.D., Set of 16

Part Number: CCA-4772-16

5.0 out of 5 stars ( 1 )

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COMP Cams Valve Springs 26944-16

Valve Springs, Dual, 1.545 in. Outside Diameter, 638 lbs./in. Rate, 1.100 in. Coil Bind Height, Super Finish, Set of 16

Part Number: CCA-26944-16

Not Yet Reviewed

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COMP Cams Valve Springs 925-16

Valve Springs, Dual, 1.510 in. Outside Diameter, 395 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: CCA-925-16

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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COMP Cams Valve Spring Locators 4781-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.550 in. O.D., 0.570 in. I.D., 0.715 in. Spring I.D., Set of 16

Part Number: CCA-4781-16

5.0 out of 5 stars ( 1 )

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COMP Cams Valve Spring Locators 4770-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.500 in. O.D., 0.585 in. I.D., 0.690 in. Spring I.D., Set of 16

Part Number: CCA-4770-16

5.0 out of 5 stars ( 1 )

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COMP Cams Steel Valve Spring Retainers 787-16

Valve Spring Retainers, Steel, 7 Degree, 1.055 in. Outside Diameter, .640 in. Inside Diameter, Set of 16

Part Number: CCA-787-16

4.84 out of 5 stars ( 37 )

Estimated Ship Date: Today

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COMP Cams Valve Spring Locators 4769-16

Valve Spring Locator, Outside Locating Shoulder, Steel, 0.060 in. Thick, 1.635 in. O.D., 0.640 in. I.D., 1.515 in. Spring O.D., Set of 16

Part Number: CCA-4769-16

5.0 out of 5 stars ( 1 )

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