******NOTE DUE TO COVID RELATED ISSUES MANY PARTS ARE ON NATIONAL BACK ORDER CAUSING UNKNOWN LEAD TIMES. THIS MEANS ATK CANNOT CURRENTLY GIVE ACCURATE LEAD TIMES*****

Performance Engine Builds For Your Application

We specialize in building Custom, Stroker, Crate, and Turn-Key performance engines that are guaranteed to meet the highest of expectations. We have spent years researching and engineering our engine packages to meet virtually every level of performance needs. Have an engine combination for your next project that isn’t listed? No problem, just call us and let us work up a custom engine quote for you!



Chevy 383 Stroker Complete Engine 500HP Chevy 540 Base Engine 660+ HP Chevy 383 Stroker Complete Engine 460HP
ATK HP55C Chevy 383 Stroker Complete Engine 500HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,643.00
ATK HP42 Chevy 540 Base Engine 660+ HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $10,609.00
ATK HP101M Chevy 383 Stroker Mid Dress Engine 460HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $5,150.00
Chevy LQ4 6.0L Complete Engine 460HP Crate Engine Chevy 350 Blower Complete Engine 500HP Chevy 383 Stroker Base Engine 525HP
ATK HP93C-EFI Chevy LQ4 6.0L 460HP with FITECH EFI
Usually takes 4-6 weeks to ship
Our Price (USD): $8,239.00
ATK HP38C Chevy 350 Blower Complete Engine 500HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $9,858.00
ATK HP107 Chevy 383 Stroker Base Engine 525HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $6,797.00
Chrysler 440 Complete Engine 520HP Chevy LM7 383ci Base Engine 515HP Crate Engine Chevy 350 Complete Engine 325HP
ATK HP47C Chrysler 440 Complete Engine 520HP NON DISCOUNTABLE
Usually Ships in 4 to 6 Weeks
Our Price (USD): $9,999.00
ATK LM7-LB-3 Chevy LM7/LS1 383CI Base Engine 515HP+
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,313.00
ATK HP291PC Chevy 350 Complete Engine 325HP
Usually Ships in 2 to 4 Weeks
Our Price (USD): $3,605.00