Summit Racing Engines & Components

Crate Engine, Long Block, Chevy GM, LS/LSX, Gen III, 24x Crank Reluctor, Aluminum Heads, Each

Part Number: SUM-150153

4.37 out of 5 stars ( 43 )

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Pro LS Valve Springs, LS6 Style, 0.550 Max Lift, Single Beehive, 1.270 in. O.D., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16

Part Number: SUM-174002

4.76 out of 5 stars ( 25 )

Estimated Ship Date: Today

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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

5.0 out of 5 stars ( 2 )

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Cylinder Head, Cast Iron, Assembled, 72cc Chamber, 165cc Intake Runner, Chevy, 302, 327, 350, 400, Each

Part Number: SUM-152123

4.83 out of 5 stars ( 126 )

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Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400058

5.0 out of 5 stars ( 1 )

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Oil Pump and Pickup Assembly, High-Volume, Chevy, Small Block, Kit

Part Number: SES-3-60-08-001

4.79 out of 5 stars ( 62 )

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Harmonic Balancer, OEM, Internal Balance, Nodular Iron, Natural, Chevy, Small Block, Each

Part Number: SUM-161350

4.62 out of 5 stars ( 181 )

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Engine Block, Pro LS, Bare, Cast Iron, 6-bolt Main Bolt Style, 6 Head bolt Pattern, 9.240 in. Std. Deck 4.125 in. Bore, GenIII/IV LS Chevrolet, Each

Part Number: SUM-150216

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Harmonic Balancer, OEM, External Balance, Nodular Iron, Natural, Ford, Small Block, Each

Part Number: SUM-163289

4.41 out of 5 stars ( 135 )

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Timing Chain and Gears, True Roller, Double Roller, 3 Bolt, Steel Sprockets, Chevy, Set

Part Number: SUM-G6600R-9

4.88 out of 5 stars ( 34 )

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Engine Valley Cover without PCV, Cast Aluminum, Natural, Chevy GM, LS/LSX, Gen IV, Each

Part Number: SUM-240059

4.82 out of 5 stars ( 11 )

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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

3.67 out of 5 stars ( 3 )

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Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.125 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal

Part Number: SUM-150202

5.0 out of 5 stars ( 1 )

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Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SUM-180366

4.31 out of 5 stars ( 13 )

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Main Bearings, Bi-Metal, Silicon Aluminum, Standard Size, GM Gen III/IV LS, Set of 5

Part Number: SUM-172300

4.73 out of 5 stars ( 15 )

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Pro LS 4340 Forged Steel Crank, 4.000 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3

Part Number: SUM-180LS400058X

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SUM-180365

4.44 out of 5 stars ( 16 )

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Engine Dipstick, Braided Stainless Steel, Tumble Polished, Ford, Modular V8, Each

Part Number: SUM-122214

4.7 out of 5 stars ( 27 )

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Harmonic Balancer, OEM, Internal, External Balance, Nodular Iron, Natural, Ford, 5.0L, Set

Part Number: SUM-163302

4.5 out of 5 stars ( 64 )

Estimated Ship Date: Today

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Oil Pump, Standard-Volume, Standard Pressure, Chevy LS, 4.8/5.3/5.7/6.0/6.2L, Each

Part Number: SUM-121170

4.7 out of 5 stars ( 60 )

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Crate Engine, High Torque, Iron Block, Non-Vortec Aluminum Heads, 6.2L/377, 9.1:1 CR, Hydraulic Roller, 1-Piece, Straight, Small Block, Chevy, Each

Part Number: XYZ-377HGTQ

4.0 out of 5 stars ( 2 )

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Cylinder Head, Vortec, Cast Iron, Assembled, 67cc Chamber, 175cc Intake Runner, Chevy, Small Block, Each

Part Number: SUM-151124

4.57 out of 5 stars ( 74 )

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Alternator Bracket, Aluminum, Satin, Cylinder Head Mount, Short Water Pump, Chevy, Small Block, Kit

Part Number: SME-2001

4.48 out of 5 stars ( 151 )

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Cylinder Head, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 302, 327, 350, .575 in. Hyd Roller Pair

Part Number: SUM-162111

4.56 out of 5 stars ( 18 )

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Harmonic Balancer, OEM, Internal Balance, Nodular Iron, Natural, Chevy, Small Block, Each

Part Number: SUM-161358

4.52 out of 5 stars ( 135 )

Estimated Ship Date: Today

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