Engines & Components
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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...
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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Connecting Rods, 4340, I-Beam, 12-Point, Cap Screw, 5.700 in. Length, 550 HP, Chevy, Small Block, Set of 8
Part Number: SUM-180371B
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Summit E303 Plus Hyd. Roller Cam, 220/231 Duration, 113 LSA + 0 Adv, .550/.540 1.6 Ratio, .585/.574 1.7 Ratio, 2500-6000 Range, 85-1996 Roller Block
Part Number: SUM-8900
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro SBC Stage 4 Hyd. Roller Cam, 224/232 Dur. 112 LSA + 2 Adv, .550/.540 1.5 Ratio, .587/.576 1.6 Ratio, 2000-6500 RPM Range, 87-02 Gen 1 Roller Block
Part Number: SUM-8803
Estimated Ship Date: Today
Estimated Ship Date: Today
Freeze Plugs, Steel, 1 5/8 in. Diameter, Set of 10
Part Number: RNB-550-023
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit B303 Plus Hyd. Roller Cam, 224/232 Duration, 114 LSA + 3 Adv, .550/.540 1.6 Ratio, .585/.574 1.7 Ratio, 2800-6300 Range, '85-1996 Roller Block
Part Number: SUM-8901
Estimated Ship Date: Today
Estimated Ship Date: Today
Stage 3 Pro LS Truck Swap Cam, 222/232 112+5, .550/.550 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2L LS1 LS2 LS6 LS3 LS7 LS9 LSA LQ4 LQ9 LH6 LM7, Each
Part Number: SUM-8713R1
Estimated Ship Date: Today
Estimated Ship Date: Today
Timing Pointer, Steel, Chrome, Chevy, GMC, Big Block, Each
Part Number: RNB-635-550
Estimated Ship Date: Today
Estimated Ship Date: Today
Big Nasty 5/4 Race Cam for LS, SUM-174002 .550 lift springs required. Pushrods or Flycutting not required. ALL the CHOP...tuning required.
Part Number: SUM-8733R1
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Expansion Plugs, Steel, 0.750 in. Diameter, 0.750 in. Height, International, Set of 10
Part Number: RNB-550-007
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, 4340, I-Beam, 12-Point, Cap Screw, 5.700 in. Length, 550 HP, Chevy, Small Block, Set of 8
Part Number: SUM-180371P
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit F303 Plus Hyd. Roller Cam, 226/234 Duration, 114 LSA + 4 Adv, .550/.540 1.6 Ratio, .585/.574 1.7 Ratio, 3000-6500 Range, '85-1996 Roller Block
Part Number: SUM-8902
Estimated Ship Date: Today
Estimated Ship Date: Today
Stage 1 Pro LS Truck Swap Cam, High-Lift version, 209/217 112 + 1 .550/.550 Lift, 3-bolt, 4.8-6.2L, LQ4 LQ9 LY6 LS1 LS2 LY6 LS6 LS7 LS9 LH6, Each
Part Number: SUM-8719R1
Estimated Ship Date: Today
Estimated Ship Date: Today
Dipstick with Tube, Engine, Steel, Chrome, Chevy, Small Block, Each
Part Number: PRO-141-550
Estimated Ship Date: Today
Estimated Ship Date: Today
Concave Steel Cup Expansion Plug 2-1/8 In., Height 2.120 In.
Part Number: RNB-550-030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cam and Lifter kit, Summit E303 Plus Hyd. Roller Cam, 220/231 Duration, 113 LSA + 0 Adv, .550/.540 1.6 Ratio, 2500-6000 Range, 85-1996 Roller Block
Part Number: SUM-K8900
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro SBC Retrofit Stage 3 Hyd. Roller LS Firing Order Cam, 224/232 Dur., 110 LSA + 2 Adv, .550/.540 1.5 Ratio, .587.576 1.6 Ratio, 2000-6300 RPM Range
Part Number: SUM-1223
Estimated Ship Date: Today
Estimated Ship Date: Today
Adapter, Oil Filter, Bolt-On, Aluminum, Black, 13/16-16 in. Filter Thread, 1/2 in. NPT Inlet/Outlet, Each
Part Number: CTR-22-550
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Pro SBC Retrofit Stage 4 Hyd.Roller LS Firing Order Cam, 232/242 Dur., 110 LSA + 3 Adv, .550/.550 1.5 Ratio, .587/.587 1.6 Ratio, 2200-6400 RPM Range
Part Number: SUM-1224
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.295/1.309 in. Diameter, 67-77 lbs. Seat Pressure, 1.220 in. Coil Bind Height, Each
Part Number: MEL-VS-550
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Oil Pan, Stock, Steel, Black Painted, Suzuki, Grand Vitara, XL-7, 2.5L, 2.7L, Each
Part Number: RNB-264-550
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Cam and Lifter kit, Pro SBC Stage 4 Hyd. Roller Cam, 224/232 Dur. 112 LSA + 2 Adv, .550/.540 1.5 Ratio, 2000-6500 RPM Range, 87-02 Gen 1 Roller Block
Part Number: SUM-K8803
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Expansion Plugs, Steel, 3.00 in. Diameter, Chevy, GMC, Set of 10
Part Number: RNB-550-034
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Cam and Lifter kit, Pro SBC Retrofit Stage 3 Hyd. Roller LS Firing Order, 224/232 Dur., 110 LSA + 2 Adv, .550/.540 1.5 Ratio, 2000-6300 RPM Range
Part Number: SUM-K1223
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
KIT-ENGINE VALVE ROCKER ARM
Part Number: MEL-MRK-550-2
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.030 in. Outside Diameter, .640 in. Inside Diameter, Chevy, LS, Set of 16
Part Number: EW1-550-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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