******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 6.0L Base Engine 500HP Crate Engine ATK SPE4271500 Crate Engine Chevy LS3 415CI Base Engine 620HP Crate Engine
ATK 6.0BOOSTLB Chevy LQ4 6.0L Base Engine 500HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $6,500.00
ATK Dart LS Next 427CI 1500HP Rated Short Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $7,699.00
ATK LS02 Chevy LS3 415CI Stroker Base Engine 620+HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $9,556.00
Chevy 383 Stroker Complete Engine 460HP ATK SPE3881800 Crate Engine Chevy LM7 5.7/347 Short Block 24 Tooth Reluctor Wheel
ATK HP101NB Chevy 377CI Stroker Base Engine 460HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $5,599.00
ATK Dart LS Next 388CI 1800HP Rated Short Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $8,799.00
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): $3,085.00
Chevy LQ4 6.0L Base Engine 505HP Crate Engine ATK SPE3881500 Crate Engine Chevy LM7 383CI Short Block 24 Tooth Reluctor Wheel
ATK HP109 Chevy LQ4 6.0L Base Engine 505HP
Usually Ships in 1 week
Our Price (USD): $4,370.00
ATK Dart LS Next 388CI 1500HP Rated Short Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $7,699.00
ATK SP80 LM7 383CI Short Block -3cc Flat Top Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $3,892.00