Engines & Engine Parts

Guideplates, Raised, 3/8 in. Pushrod Size, Chevy, Big Block, Set of 8

Part Number: SUM-G6453

3.81 out of 5 stars ( 21 )

Estimated Ship Date: Monday 12/8/2025

Cylinder Deactivation Delete Combo, Gen III Hemi MDS Delete kit With VVT, Stage 1, Kit

Part Number: CMB-09-0036

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Harmonic Balancer Bolt, Steel, Gold Iridited, External Hex, Chevy, Big Block, Each

Part Number: SUM-G1678

4.35 out of 5 stars ( 20 )

Estimated Ship Date: Monday 12/8/2025

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 298/303, Lift .466/.488, Pontiac, V8, Kit

Part Number: SUM-K2802

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/8/2025

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Cam and Lifters, Mechanical Flat Tappet, Advertised Duration 282/286, Lift .531/.542, Chevy, Small Block, Kit

Part Number: SUM-CT108K

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/8/2025

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Main Bearings, Race Series, Tri-Metal, 3/4 Groove, .020 in. Crankshaft Undersize, Chevrolet, LS, Set of 5

Part Number: PEB-5M7298H-20

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Cylinder Deactivation Delete Combo, 11-20 6.4 Gen III Hemi Car, MDS Delete Kit With VVT, Stock spec cam, Kit

Part Number: CMB-09-0046

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Rocker Arms, Roller Tip, Self-Aligning, Cast Steel, 3/8 in. Stud Mount 1.6 Ratio, Polylocks, Ford, 289, 302, 351W, Set of 16

Part Number: SUM-141702PL

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

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Crankshaft Pulley, V-Belt, 3-Groove, 7.8 in., Steel, Black, Chevy, Big Block, Long Pump, Each

Part Number: SUM-329724B

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/8/2025

Valve Cover Breather w/PCV Valve, Push-In, Oval, 1.25 in. Hole, 5/16 in. Hose Barb, Aluminum, Finned, Polished, Each

Part Number: SUM-G3390

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/8/2025

Camshaft, Hydraulic Flat Tappet, Advertised Duration 289/300, Lift .473/.497, AMC, V8, Each

Part Number: SUM-8600

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/8/2025

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Valve Cover Grommet, PCV, 1.22 in. Outside Diameter, .75 in. Inside Diameter, Each

Part Number: SUM-G3411

4.74 out of 5 stars ( 38 )

Estimated Ship Date: Monday 12/8/2025

Oil Cooler Bypass Block-Off Plate, Billet Aluminum, Clear Anodized, With Single 90* 1/8 in. NPT Ports, Chevy, LS, Each

Part Number: SUM-121028

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/8/2025

Cylinder Head Bolts, 12-point, 8740 Chromoly, Black Oxide, 7/16-14 in. Thread, Chevy, Small Block, Kit

Part Number: SUM-910200

4.48 out of 5 stars ( 48 )

Estimated Ship Date: Monday 12/8/2025

Pistons, Forged Aluminum, Flat, 3.810 in. Bore, 1.331 in. Compression Height, 0.945 in. Pin, Chevy, LS, Set of 8

Part Number: SUM-17400C-30

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Engine Dress Up Kit, Steel, Chrome, Chevy, Small Block, Kit

Part Number: SUM-CSUM103

3.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 12/8/2025

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Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR368983

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Oil Pickup, Road Race Pan Style, 5.625 in. Pan Depth, Chevy, Pontiac, V8, LS, Each

Part Number: CTR-15-277

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

Oil Pan, Drag/Road Race, 7 qt., Steel, Black Powdercoated, 7.5 in. Depth, Ford, Mercury, 302, Each

Part Number: MOR-20533

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/8/2025

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Pro LS CT1, 234/248 Duration, 113.5 LSA + 3.5 Adv, .550I/.550E Lift, 3-Bolt, Compatible with SUM-174002 LS6 Springs. 5.3, 5.7, 6.0, 6.2, 7.0

Part Number: SUM-8735R1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/8/2025

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Rod Bearings, Race Series, Tri-Metal, .010 in., .25mm Crankshaft Undersize, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663H-010

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

Valve Spring Retainers, 400 Series, Dual, Titanium, 1.284 in. O.D., 8 degree, Set of 16

Part Number: RSC-PAC-R432-16

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Set of 8

Part Number: SUM-17350C-00

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/8/2025

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Ultimate Catch Can Assembly, Billet Aluminum, Black, Recirculating Pressure Relief, Standard Capacity, Each

Part Number: SUM-300152

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Valve Springs, Specialty and Class Specific, Single, 1.245 in. Outside Diameter, 291 lb/in., Set of 16

Part Number: RSC-PAC-1210X-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

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