******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 5.7/347 Short Block 24 Tooth Reluctor Wheel Chevy LQ4 408CI Base Engine 600HP Crate Engine Chevy LQ4 6.0L Base Engine 460HP Crate Engine
ATK SP75 LM7 5.3/5.7 Short Block -3.2cc Flat Top Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $2,985.00
ATK LS01 Chevy LQ4 408CI Stroker Base Engine 600+HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,176.00
ATK HP93 Chevy LQ4 6.0L Base Engine 460HP
Usually In Stock
Our Price (USD): $3,894.00
Chevy LM7 383CI Short Block 24 Tooth Reluctor Wheel Chevy LQ9 6.0L Base Engine 550HP Crate Engine Chevy LQ4 6.0L Complete Engine 460HP Crate Engine
ATK SP79 LM7 383CI Short Block -32cc Dished Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $3,792.00
ATK LQ9-LB-1 Chevy LQ9 365CI/6.0L Base Engine 550HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,646.00
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 SPE4271800 Crate Engine Chevy LM7 383ci Base Engine 540HP Crate Engine Chrysler 408 Complete Engine 465HP
ATK Dart LS Next 427CI 1800HP Rated Short Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $8,799.00
ATK LM7-LB-4 Chevy LM7/LS1 383CI Base Engine 540HP+
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,540.00
ATK HP46C-MAG Chrysler 408 Magnum Complete Engine 465HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,665.00