******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 LQ4 408CI Base Engine 600HP Crate Engine Chevy LM7 383ci Base Engine 515HP Crate Engine Chevy 383 Stroker Complete Engine 500HP
ATK LS01 Chevy LQ4 408CI Stroker Base Engine 600+HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,995.00
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 HP55C Chevy 383 Stroker Complete Engine 500HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,379.00
Chevy LM7 5.7/347 Short Block 24 Tooth Reluctor Wheel Chevy LQ4 6.0L Base Engine 460HP Crate Engine Chevy LQ9 6.0L Base Engine 550HP Crate Engine
ATK SP76 LM7 5.3/5.7 Short Block -11cc Dished Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $3,284.00
ATK HP93 Chevy LQ4 6.0L Base Engine 460HP
Usually In Stock
Our Price (USD): $4,778.00
ATK LQ9-LB-1 Chevy LQ9 365CI/6.0L Base Engine 550HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,419.00
Chevy LM7 383CI Short Block 24 Tooth Reluctor Wheel Chevy LH6 5.3L Base Engine 475HP Crate Engine ATK HPE3881500 Crate Engine
ATK SP80 LM7 383CI Short Block -3cc Flat Top Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $4,087.00
ATK Chevy LH6 5.3L Engine 475HP/435TQ
Usually Ships in 1 to 2 Weeks
Our Price (USD): $4,700.00
ATK Dart LS Next Boost 388CI 1500HP Rated Long Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $14,500.00