******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 LM7 383ci Base Engine 515HP Crate Engine ATK HPE3881500 Crate Engine Chevy 540 Base Engine 660+ HP
ATK LM7-LB-3 Chevy LM7/LS1 383CI Base Engine 515HP+
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,304.00
ATK Dart LS Next Boost 388CI 1500HP Rated Long Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $15,500.00
ATK HP42 Chevy 540 Base Engine 660+ HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $12,063.00
Chevy LQ4 408CI Base Engine 600HP Crate Engine Chevy 350 Base Engine 345HP Chrysler 408 Complete Engine 465HP
ATK LS01 Chevy LQ4 408CI Stroker Base Engine 600+HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,995.00
ATK HP98 Chevy 350 Base Engine 345HP
Usually Ships in 1 to 2 Weeks
Our Price (USD): $3,245.00
ATK HP46C-MAG Chrysler 408 Magnum Complete Engine 465HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $9,204.00
Chevy LM7 383CI Short Block 24 Tooth Reluctor Wheel Chevy 383 Stroker Complete Engine 415HP Chevy 632 Complete Engine 800HP
ATK SP77 LM7 383CI Short Block -8cc Dished Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $4,087.00
ATK HP94C Chevy 383 Stroker Complete Engine 415HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $5,938.00
ATK HP108C Chevy 632CI Complete Engine 800HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $18,382.00