Engine Blocks & Accessories

Rear Main Seal Retainer

Part Number: RNB-635-450

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Cylinder Head, TC 88/96 3.75" STD BRE CYLINDR

Part Number: HDD-820-51549

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Estimated Ship Date: Oct 30, 2025 if ordered today

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BBR 143CC BIG BORE CYLINDER

Part Number: BRM-411-KLX-1417

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Sleeve Wet With O-Rings - Cummins 6CT8.3 Series Diesel Engines 4.49" bore Bainitic material

Part Number: MAH-2264566

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Estimated Ship Date: Nov 19, 2025 if ordered today

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REBORE KIT ASSEMBLY

Part Number: CLE-2253674040

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Estimated Ship Date: Dec 1, 2025 if ordered today

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CYL SLEEVE (DRY)

Part Number: CLE-2264506

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Bellhousing Dowel Pin, Killer Upgrade, Pins, Retainer, Seals, Gasket, 12 Valve, Kit

Part Number: BDD-1040182

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Nov 3, 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: Dec 1, 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: Dec 1, 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: Dec 1, 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: Dec 1, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.180 in. Bore I.D., 0.185 in. Wall Thickness, 6.000 in. Length, Each

Part Number: DRT-32114111

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.990 in. Bore I.D., 0.185 in. Wall Thickness, 5.175 in. Length, Each

Part Number: DRT-32140111

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140112

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140113

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.990 in. Bore I.D., 0.185 in. Wall Thickness, 5.650 in. Length, Each

Part Number: DRT-32140121

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140123

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.990 in. Bore I.D., 0.185 in. Wall Thickness, 5.575 in. Length, Each

Part Number: DRT-32140131

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140132

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140133

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.990 in. Bore I.D., 0.185 in. Wall Thickness, 5.850 in. Length, Each

Part Number: DRT-32140141

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140142

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140143

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.115 in. Bore I.D., 0.185 in. Wall Thickness, 5.175 in. Length, Each

Part Number: DRT-32140211

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Estimated Ship Date: Nov 10, 2025 if ordered today

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ENGINE BLOCK SLEEVE

Part Number: DRT-32140212

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Estimated Ship Date: Nov 10, 2025 if ordered today

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