Engine Blocks & Parts | Summit Racing

Melling Cylinder Sleeves CSL613

Melling Cylinder Sleeves CSL613

Cylinder Sleeve, Cast Iron, 3.268 in. Bore I.D., 0.094 in. Wall Thickness, 5.500 in. Length, Each

Part Number: MEL-CSL613

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL641X

Cylinder Sleeve, Cast Iron, 4.010 in. Bore I.D., 0.063 in. Wall Thickness, 8.375 in. Length, Each

Part Number: MEL-CSL641X

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL662

Cylinder Sleeve, Cast Iron, 4.438 in. Bore I.D., 0.139 in. Wall Thickness, 12.200 in. Length, Each

Part Number: MEL-CSL662

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL702

Cylinder Sleeve, Cast Iron, 3.346 in. Bore I.D., 0.125 in. Wall Thickness, 5.250 in. Length, Each

Part Number: MEL-CSL702

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

PRW Main Cap Stud Kits 1045422

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: PQX-1045422

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5002

5 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Wiseco Cylinder Sleeves KA629SL

Cylinder Sleeve, Chromoly, 73.00mm Bore, Kawasaki, Each

Part Number: WIS-KA629SL

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Milodon Main Stud Kits 81146

Main Cap Fasteners, Two Bolt Caps with Windage Tray, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, V8, Kit

Part Number: MIL-81146

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81147

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, L6, Kit

Part Number: MIL-81147

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81155

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Ford, 302 Windsor, Kit

Part Number: MIL-81155

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81166

Main Studs, 2-Bolt, Ford, 351W, with Windage Tray, Kit

Part Number: MIL-81166

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81170

Main Studs, 4-Bolt, Ford, 351C, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81170

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81180

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Mopar R3 Small Block LA, Kit

Part Number: MIL-81180

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81183

Main Studs, 4-Bolt, Chrysler, Big Block, with Milodon Caps, Kit

Part Number: MIL-81183

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81205

Main Studs, 2-Bolt, Dodge, Plymouth, 426 Hemi, Kit

Part Number: MIL-81205

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81216

Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, Kit

Part Number: MIL-81216

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

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ARP Main Stud Kits 184-5401

5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81218

Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, for use with Windage Tray, Kit

Part Number: MIL-81218

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81222

Main Studs, 4-Bolt, Pontiac 389-455, Center Studs, Kit

Part Number: MIL-81222

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 194-5601

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81229

Main Studs, 2-Bolt, Cadillac, 472, 500, Kit

Part Number: MIL-81229

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Howards Cams Extreme Billet Main Caps H350C-1

Main Cap, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Each

Part Number: HRS-H350C-1

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Howards Cams Main Caps H350S-1

Main Cap, SB Chev 350

Part Number: HRS-H350S-1

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Howards Cams Main Caps H400-1

Main Cap SB Chev 400

Part Number: HRS-H400-1

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

ATI Performance Products Engine Block Dowel Pins 958004

DOWEL PIN - 2 PCS - 2.375 LONG - GM MOTOR TO GM TRANS

Part Number: ATI-958004

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Crown Automotive Engine Block Coolant Plugs 941998

Engine Expansion Plug, Steel, Jeep, Willys, 2.2L, Each

Part Number: CWA-941998

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Milodon Main Stud Kits 81169

Main Studs, 4-Bolt, Ford, 351C, with Milodon Caps, Kit

Part Number: MIL-81169

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Crown Automotive Engine Block Coolant Plugs J3172319

Engine Expansion Plug, Steel, 0.875 in. Diameter, Jeep, 2.5L, 4.2L, Each

Part Number: CWA-J3172319

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today