Engine Blocks & Parts

Sleeve Assembly Ring Set - Cummins, H4, H6, H672, HR4, HRC, H734, HR6, HRF, NHC4, NT4, N734,

Part Number: MAH-S41314

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Cummins 611 cid (10.0L) L10, LTA10 6 cyl 4.921 in./1255mm Bore Diesel Engin

Part Number: MAH-S41371

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Cat. 121mm/4.750" Bore 1674, 3300 (OE#2W1709)

Part Number: MAH-S41394

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set - J.D.Trac. - OEM # (AR72394)

Part Number: MAH-S41400

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Cat. 114mm/4.500" Bore 1100, 3204, 3208, 3 Ring, Keystone 1 &2, 2@1/8,

Part Number: MAH-S41542

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Allis-Chalmers D3400, D3500 Non Mark II, 670, 670I, 670T D3400, D3500,

Part Number: MAH-S41545

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set - GMC Truck 381(6.2L) Eng. (82-92)

Part Number: MAH-S41549

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set -

Part Number: MAH-S41549040

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Cat.3304, 3306 Engs.,Industrial & Trk.Diesel Engs.,Serial #72,82,122,132,64

Part Number: MAH-S41653

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Billet Cover, LS3 Billet Valley Cover

Part Number: AAF-ALL90107

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, FORD 289-302, Does Not incl Studs or Fasteners

Part Number: PQX-9030201

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Estimated Ship Date: Nov 13, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, FORD 351W, Does Not incl Studs or Fasteners

Part Number: PQX-9035101

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Estimated Ship Date: Nov 13, 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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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, 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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MAIN GIRDLE, BILLET STEEL, FORD 390FE/448 Stroker, incl PRW fasteners & hardware

Part Number: PQX-9044800

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Estimated Ship Date: Nov 12, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, FORD 460, Does Not incl Studs or Fasteners

Part Number: PQX-9046001

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Estimated Ship Date: Nov 12, 2025 if ordered today

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