Engines & Engine Parts

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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...

Showing All Items, Including Not in Stock Items That Match "4100"

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Results 1 - 25 of 494

COMP Cams Gear Drives 4100

COMP Cams Gear Drives 4100

Gear Drive, Dual Idler, Chevy, Small Block, Use with Flat Tappet or Retrofit Roller Camshaft, Set

Part Number: CCA-4100

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Gear Drives SUM-G6700

4.75 out of 5 stars ( 26 )

Estimated Ship Date: Today

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D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6102-4100

Piston Set, 389 Early Pontiac K1-FX Series -2cc Early Flat Top Piston Set. 4.100 bore

Part Number: DMS-K1-6102-4100

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 1991-1997 9300 - 4100455

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 45.50 in. Length, Each

Part Number: CEL-4100455

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6300-4100

Piston Set, 340 Mopar K1-FX Series -3cc Small Block Mopar Flat Top Piston Set. 4.100 bore

Part Number: DMS-K1-6300-4100

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6025-4100

Piston Set, 350 Olds. K1-FX Series -5cc Olds Flat Top Piston Set. 4.100 bore

Part Number: DMS-K1-6025-4100

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 2001 5600I, 1996-1998 9300 - 4100856

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 85.60 in. Length, Each

Part Number: CEL-4100856

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts 4100785

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 78.50 in. Length, Each

Part Number: CEL-4100785

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Continental OE Technology Series Multi-V Belts 4100583

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 58.30 in. Length, Each

Part Number: CEL-4100583

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 2009-2010 3200, 2010 HC INTEGRATED COMMERCIAL - 4100860

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 86.00 in. Length, Each

Part Number: CEL-4100860

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-6816-4100

-23cc Dish Top Gen III Hemi Forged 2618

Part Number: DMS-K2-6816-4100

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

COMP Cams Thrust Bearings and Wear Plates 4100BW

Timing Gear Drive Replacement Parts, Washer, Brass, Each

Part Number: CCA-4100BW

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Continental OE Technology Series Multi-V Belts for 2004 CV - 4100615

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 61.50 in. Length, Each

Part Number: CEL-4100615

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6303-4100

Piston Set, 340 Mopar K1-FX Series -16cc Small Block Mopar Dish Top Piston Set. 4.100 bore

Part Number: DMS-K1-6303-4100

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Continental OE Technology Series Multi-V Belts 4100570

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 57.00 in. Length, Each

Part Number: CEL-4100570

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Hot Cams Drop-In Performance Camshafts 68-2145

Camshaft, Powersports, Performance, Stage 1, Yamaha, ATV, UTV, Each

Part Number: HCP-4100-1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 2013-2014 7400, 2008 CXT, 2015-2019 XPEDITOR - 4100994

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 99.40 in. Length, Each

Part Number: CEL-4100994

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts 4100620

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 62.00 in. Length, Each

Part Number: CEL-4100620

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental Extreme-Duty Series Poly-V Belts 4100642FX

HD MULTI V-BELT, 2013-09 FREIGHTLINER ARGOSY, BUSINESS CLASS M2 (INC. SPORT CHASSIS), CASCADIA, COLUMBIA, CORONADO

Part Number: CEL-4100642FX

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 2011-2017 VNM - 4100605

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 60.50 in. Length, Each

Part Number: CEL-4100605

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 1981-1987 ASTRO - 4100535

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 53.50 in. Length, Each

Part Number: CEL-4100535

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts 4100772

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 77.20 in. Length, Each

Part Number: CEL-4100772

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 1995 102D3, 2004-2005 LE, 1997-1999 ORION V - 4100610

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 61.00 in. Length, Each

Part Number: CEL-4100610

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 2008-2013 GU7, GU8 - 4100764

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 76.40 in. Length, Each

Part Number: CEL-4100764

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts 4100635

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 63.50 in. Length, Each

Part Number: CEL-4100635

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts for 2012-2013 CASCADIA, 2015-2017 T800 - 4100872

Belt, OE Technology Series, Multi-V, Serpentine, 10-Rib, 87.20 in. Length, Each

Part Number: CEL-4100872

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

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