ATK Core Return Process
JEGS and ATK appreciate your business and want to ensure that your core return is as smooth as possible.

Please CLICK HERE for ATK Core Return Process

NOTE:

• Core return can be any Big Block Ford 460ci engine

Great short block foundation for a mild performance build or upgrade for a worn out short block.

Block Information:

• Seasoned OE 460 block 1988-1992
• Bore/Stroke: 4.390" x 3.850"
• Displacement: 460ci
• Camshaft Bearings: Dura-Bond, installed and clocked to OEM position
• Freeze Plugs: Brass, installed and sealed
• Oil Galley Plugs: Installed and sealed

Rotating Assembly:

• Crankshaft: OE cast iron
• Balance: Externally
• Rods: OE powder metal 6.700"
• Compression Ratio: 76cc= 10.4:1 / 82cc= 9.9:1 / 97cc= 8.8:1
• Pistons: Hypereutectic dish -15cc D cup
• Rings: Plasmamoly

Recommended Components:

• Balancer: External
• Flexplate/Flywheel: External
• Crankshaft Spacer: Ford Racing #397-M-6359-D460
• Head Gasket: .039" thickness or per application
• Oil: 10W30 Non syntheitc for first 3000 miles
• Oil Filter: Wix or K&N per application

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Please CLICK HERE for ATK Warranty