Engines & Components
Availability
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...
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 daily driver.
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Main Studs, 6-Bolt Main, Chevrolet, 4.8, 5.3, 5.7, 6.0L, Kit
Part Number: ARP-234-5608
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
BUILD IT WITH SUMMIT!
Crankshaft, Pro LS, 4340 Forged Steel, 4 in. Stroke, 24X Reluctor, Lightened Rod Journals, Gun-drilled Mains, Internal balanced, LS1, Each
Part Number: SUM-180LS400024X
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Valve Spring Kit, Platinum, Dual, Standard, Steel Retainer, 0.060 in. Thick, 377 lbs./in., Factory Valve Guides, Kit
Part Number: BTC-SK001S0560BB
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400308
Not Yet Reviewed
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Oil Pump, High Volume, Standard Pressure, Each
Part Number: MEL-M295HV
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Pro SBC Stage 1 Hyd. Roller Cam, 204/214 Dur., 112 LSA + 1 Adv, .450/.450 1.5 Ratio, .480/.480 1.6 Ratio, Idle-5800 Range, '87-02 Gen 1 Roller Block
Part Number: SUM-8800
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Rocker Arms, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Set of 16
Part Number: SUM-141556
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Camshaft Thrust Plate, Solid Type, Steel, Includes Four Bolts, Chevy GM, LS/LSX, Gen III/IV, Each
Part Number: SUM-150106
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Black Satin, Two-Piece, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-177
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Cylinder Head, PowerPort® 240, CNC Street Ported, Assembled, 1.550" Dual Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617802-C00
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Main Bolts, 6-bolt Mains, Flanged Hex, Chevy GM, LS/LSX, Gen III/IV, Kit
Part Number: SUM-910229
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Rocker Arms, Roller Bearing Trunnion, L92/LS9/LS3, Assembled, Heavy Duty Cast Steel, 1.7 Ratio, Rectangle Port, Chevy, Set of 16
Part Number: SUM-141554
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Bare Block, Cast Iron, LS Mains, 4.125 in. Bore, 9.24 in. Deck Height, Each
Part Number: DRT-31867212
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Cylinder Head, PowerPort® 240, CNC Street Ported, Assembled, 1.460" Dual Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617801-C00
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 0.060 in. Thick, 377 lbs./in., Factory Valve Guides, Kit
Part Number: BTC-SK001T0560BB
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Oil Pump, Wet Sump Style, High-Volume, Chrysler, Dodge, Jeep, Ram, Each
Part Number: MEL-10452HV
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Valve Springs, Retainers, Single Springs, Steel Retainers, Steel Locks, Single Groove, Kit
Part Number: TFS-2500100
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Oil Pump, High-Volume, Chevy LS, Each
Part Number: MEL-10355HV
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Engine Valley Cover without PCV, Cast Aluminum, Natural, Chevy GM, LS/LSX, Gen IV, Each
Part Number: SUM-240059
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Pro LS 4340 Forged Steel Crank, 3.622 Stroke, 24X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS1
Part Number: SUM-180LS362224X
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Crate Engine, GM 400 C.I.D. 500 HP Drop-in-Ready EFI Long Block, 4-bolt Mains, Throttle Body Style EFI, Front Accessory Drive System, Chevy, 6.6L,Each
Part Number: MLL-BP4002CTFDK
Not Yet Reviewed
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Oil Pump, High-Volume, Standard Pressure, Chevy, Small Block/V6, Each
Part Number: MEL-M55HV
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Crate Engine, 350 Base Long Block Crate Engine, 4 Bolt Main, External Balance, Cast Iron Block and Vortec Heads, Harmonic Balancer, Chevy, Each
Part Number: NAL-19432780
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, Aluminum Heads, Each
Part Number: HPE-HP93
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Timing Chain and Gears, True Roller, Double Roller, 3 Bolt, Steel Sprockets, Chevy, Set
Part Number: SUM-G6600R-9
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
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