Engine Blocks & Accessories

Main Studs, 4-Bolt Main, Merlin IV, Billet Main Caps, Chevy, Big Block, Kit

Part Number: WRL-701416

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Sleeve Assembly - Cat. 121mm/4.750" Bore 1673C, D333C, 3300 (with OE#9N5250)

Part Number: MAH-2261695

Not Yet Reviewed

Estimated Ship Date: Sep 12, 2025 if ordered today

• Free Shipping
• Special Order

CYL SLEEVE ASSEMBLY

Part Number: CLE-2262119

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

Rear Main Seal Cover, Aluminum, Natural, Ford, 6.0L Diesel, 6.4L Diesel, Kit

Part Number: RNB-635-118

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Sleeve Assembly - Cummins Diesel 5.500" Bore NH/NT 855 Series Engs.

Part Number: MAH-2261839

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Free Shipping
• Special Order

Cylinder Sleeve Assembly - Caterpillar 4-6, 3304-3306

Part Number: MAH-2261889

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Free Shipping
• Special Order

Cylinder Sleeve Assembly - Caterpillar 6, 3406B

Part Number: MAH-2261898

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Free Shipping
• Special Order

Cylinder Sleeve Assembly - Caterpillar 6, 3406B (early C)

Part Number: MAH-2261901

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Free Shipping
• Special Order

Cylinder Sleeve Assembly - Cummins N-14, plus ring set, std liner

Part Number: MAH-2261911

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Free Shipping
• Special Order

Cylinder Sleeve Assembly - Caterpillar 3400 Series

Part Number: MAH-2261918

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Free Shipping
• Special Order

Four Bolt Main Cap Kit

Part Number: PIO-839022

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CYL SLEEVE ASSEMBLY

Part Number: CLE-2262040

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

CYL SLEEVE ASSEMBLY

Part Number: CLE-2261974

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

CYL SLEEVE ASSEMBLY

Part Number: CLE-2262049

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

CYL SLEEVE ASSEMBLY

Part Number: CLE-2262112

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Sleeve, Cast Iron, 8.500 in. Bore I.D., 0.125 in. Wall Thickness, 22.000 in. Length, Each

Part Number: MEL-CSL584

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Fully Adjustable sound BOV/Diverter

Part Number: GFS-T9019

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Wastegate, Stainless Steel Base, Billet Housing, 44mm, V-Band Style Clamp, External Wastegate, Each

Part Number: GFS-7002

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PQX-1000308

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PQX-1000321

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PQX-1000323

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PQX-1739001

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Caps, Billet Steel, 4-Bolt Conversion or Replacement, Straight, 326-400 cid, V8, Dowel Pinned, Drill Guide, Small Journal, Pontiac, Set of 3

Part Number: PQX-1738901

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order