******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 460HP Chevy LQ4 6.0L Base Engine 500HP Crate Engine Chevy LM7 383CI Short Block 24 Tooth Reluctor Wheel
ATK HP101M Chevy 383 Stroker Mid Dress Engine 460HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $5,470.00
ATK 6.0BOOSTLB Chevy LQ4 6.0L Base Engine 500HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $6,500.00
ATK SP77 LM7 383CI Short Block -8cc Dished Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $3,892.00
Chevy 383 Stroker Mid Dress Engine 525HP Chevy LQ4 408CI Base Engine 530HP Crate Engine Chevy LM7 383CI Short Block 24 Tooth Reluctor Wheel
ATK HP107M Chevy 383 Stroker Mid Dress Engine 525HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,850.00
ATK 408BOOSTLB Chevy LQ4 408CI Base Engine
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,800.00
ATK SP78 LM7 383CI Short Block -15cc Dished Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $3,892.00
Chevy 540 Base Engine 660+ HP ATK SPE4271800 Crate Engine Chevy LS3 415CI Base Engine 620HP Crate Engine
ATK HP42 Chevy 540 Base Engine 660+ HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $11,488.00
ATK Dart LS Next 427CI 1800HP Rated Short Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $8,799.00
ATK LS02 Chevy LS3 415CI Stroker Base Engine 620+HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $9,556.00