CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Piston, Pro LS, 4.030 in. Bore, Forged Aluminum, Dish, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S27403012

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Estimated Ship Date: Sep 8, 2025 if ordered today

• Special Order

Piston, Pro LS, 4.065 in. Bore, Forged Aluminum, Dish, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-110S274065-6

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Estimated Ship Date: Today

Rocker Arm, Direct Bolt-On, Full Roller, 1.7 Ratio, Aluminum, Purple, Chevy, LS1, LS2, LS6, Each

Part Number: HRS-90097-1

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Estimated Ship Date: Today

Piston Rings, Plasma-moly, 3.819 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4978040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Belt Tensioner, Accu-Drive, Chevy, Pontiac, Each

Part Number: CEL-49296

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Rod Bearing, P-Series, 0.040 in. Crankshaft Undersize, Tri-Metal, Chevrolet, GMC, Set of 8

Part Number: CLE-CB663P408

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 22, 2025 if ordered today

Valve Cover Filtered Breather, 1.000 in., Round, Rubber, Black, Steel, Black, LS, Each

Part Number: MOR-68846

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cylinder Head Bolts, High Performance, Hex Head, World Products Motown Iron LS Blocks Only, Sold as Kit

Part Number: ARP-134-3611

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Lifters, Hydraulic Roller, Chevy, Set of 4

Part Number: CCA-875-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 22, 2025 if ordered today

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Oil Filler Cap, Twist-in, Round, Billet Aluminum, Natural, Chevrolet, Each

Part Number: RFC-10164020

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Estimated Ship Date: Aug 5, 2025 if ordered today

• Special Order

Rod Bearings, HP-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Large Journal, Chevy, Set of 8

Part Number: KGB-CR807HPND030

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Estimated Ship Date: Today

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4897020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 14, 2025 if ordered today

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Summit Precision High-Tensile Tri-Metal Alloy Racing Rod Bearings, SBC/LS 2.100 pin, Doweled, .837 width, .010 undersize (thicker), set

Part Number: SUM-663HD010

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Estimated Ship Date: Today

Main Bearings, SI-Series, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5

Part Number: KGB-MB5766SI

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Estimated Ship Date: Today

• Free Shipping

Pistons, Forged Aluminum, Flat, 3.800 in. Bore, 1.331 in. Compression Height, 0.945 in. Pin, Chevy, LS, Each

Part Number: SUM-17400C-20-1

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Estimated Ship Date: Today

Summit Precision High-Tensile Tri-Metal Alloy Racing Rod Bearings, SBC/LS 2.100 pin, .837 width, Doweled, .001 Extra Clearance, set

Part Number: SUM-663HXDS

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Estimated Ship Date: Today

Alternator Pulley, Serpentine, 8-groove, Steel, Black, Bolt-on, Chevrolet, Each

Part Number: ATI-916176

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Baffled VTE Kit Oil Cap General Motors

Part Number: RDM-20-0587

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Estimated Ship Date: Aug 21, 2025 if ordered today

• Drop Ship
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DIPSTICK, HIGH TECH, ENGINE OIL, GEN 4 LS CORVETTE, PASS SIDE, BRITE

Part Number: LOK-ED-5040

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

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Piston, OE Replacement, Hypereutectic Aluminum, Dish, 4.020 in. Bore, Chevy, Small Block, Each

Part Number: MAH-S0078

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Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
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SINGLE PISTON SUM-1109274040-8 EA.

Part Number: SUM-110S274040-8

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Estimated Ship Date: Today

Piston, Pro LS, 3.810 in. Bore, Forged Aluminum, Dome, 0.945 Pin Diameter, Chevy, Each

Part Number: SUM-326S45810-2P

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Estimated Ship Date: Sep 8, 2025 if ordered today

• Special Order

Piston, Pro LS, 3.785 in. Bore, Forged Aluminum, Dome, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S273785-2

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Estimated Ship Date: Today

Piston, Pro LS, 3.898 in. Bore, Forged Aluminum, Dome, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S273898-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

• Special Order

Piston, Pro LS, 4.005 in. Bore, Forged Aluminum, Dish, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S27400512

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Estimated Ship Date: Today