Engine Blocks & Parts

Engine Block, Pro LS, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.240 in. Std Deck, 4 Head Bolt, 4.065 in. Bore, GenIII/IV LS Chevrolet, Each

Part Number: SUM-150215

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Estimated Ship Date: Today

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REBORE KIT ASSEMBLY

Part Number: CLE-2253354020

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Estimated Ship Date: Oct 24, 2025 if ordered today

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Cylinder Sleeve Assembly - Cum. 139.7mm/5.500" Bore 855 PP Std Lnr (OE#3801768)

Part Number: MAH-2261749

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chrysler, Dodge, 392 Hemi, Set

Part Number: MIL-11350

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Cylinder Sleeve Wet With O-Rings - Cum. 140mm/5.500" Bore 855 N14, 1710 (OE#3055099WS/3801826)

Part Number: MAH-2264414

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Freeze Plug - Each - steel

Part Number: MEL-MPC-264

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Estimated Ship Date: Oct 21, 2025 if ordered today

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CYL SLEEVE ASSEMBLY

Part Number: CLE-2261969

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 0.063 in. Wall Thickness, 6.500 in. Length, Each

Part Number: MEL-CSL196X

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Estimated Ship Date: Tomorrow if ordered today

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Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79), Checker 327,350 Eng. (69-79), Chev.

Part Number: MAH-S50564CP

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Estimated Ship Date: Oct 31, 2025 if ordered today

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REBORE KIT ASSEMBLY

Part Number: CLE-2253523020

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Estimated Ship Date: Nov 10, 2025 if ordered today

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REBORE KIT ASSEMBLY

Part Number: CLE-2253802

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Sleeve Assembly - Cat. 121mm/4.750" Bore 3300 PC(with OE#8N3182)

Part Number: MAH-2261967

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Cylinder Sleeve Assembly - Mack MP8 / Volvo MD13 (OE# 21209650)

Part Number: MAH-2262091

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79); Checker 327,350 Eng. (69-79); Chev.

Part Number: MAH-S50564CP030

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Main Caps, Billet Steel, 2-Bolt, Big Block FE, V8, 332-428 c.i.d., Ford, Set of 4

Part Number: PQX-1739001

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Estimated Ship Date: Nov 12, 2025 if ordered today

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CHEV 400, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000207

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Estimated Ship Date: Nov 12, 2025 if ordered today

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STUD KIT, MAIN GIRDLE, OLDS 455, incl PRW studs & hardwareStuds, PRW Fasteners & Hardware.

Part Number: PQX-1000213

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 4-Bolt Mains, 6.0L, V8, Powerstroke, Diesel, Ford, Kit

Part Number: PQX-1000306

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Estimated Ship Date: Nov 12, 2025 if ordered today

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MAIN CAP STUD KIT, FORD Powerstroke, 6.4L, 2008-2010, Custom-4140 Alloy Steel, 200,000 PSI

Part Number: PQX-1000308

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 2-Bolt Mains, 5.9L, 12V, L6, Cummins, Diesel, Dodge, Kit

Part Number: PQX-1000311

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 2-Bolt Mains, 5.9L, 24V, L6, Cummins, Diesel, Dodge, Kit

Part Number: PQX-1000313

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Main Studs, SCM-4140 Alloy Steel, 12-Point, Chevy, 6.6L, Duramax Diesel, LB7, LLY, Kit

Part Number: PQX-1000321

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Main Studs, SCM-4140 Alloy Steel, 12-Point, 2-Bolt, Chevy, 6.6L, Duramax Diesel, LBZ/LMM, Kit

Part Number: PQX-1000323

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Estimated Ship Date: Nov 12, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, CHEV 350, 2pc Rear Seal, Does Not incl Studs or Fasteners

Part Number: PQX-9035001

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Estimated Ship Date: Nov 12, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, CHEV 400, Does Not incl Studs or Fasteners

Part Number: PQX-9040001

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Estimated Ship Date: Nov 12, 2025 if ordered today

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