******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!



ATK SPE3881800 Crate Engine Chevy LM7 383CI Short Block 24 Tooth Reluctor Wheel Chevy LM7 383ci Base Engine 540HP Crate Engine
ATK Dart LS Next 388CI 1800HP Rated Short Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $8,799.00
ATK SP78 LM7 383CI Short Block -15cc Dished Pistons 24 Tooth
Usually Ships in 4 to 6 Weeks
Our Price (USD): $4,087.00
ATK LM7-LB-4 Chevy LM7/LS1 383CI Base Engine 540HP+
Usually Ships in 4 to 6 Weeks
Our Price (USD): $8,304.00
Chevy LQ4 408CI Base Engine 530HP Crate Engine Chevy LQ4 6.0L Base Engine 550HP Crate Engine Chevy 383 Stroker Complete Engine 460HP
ATK 408BOOSTLB Chevy LQ4 408CI Base Engine
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,800.00
ATK LQ4-LB-1 Chevy LQ4 365CI/6.0L Base Engine 550HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $7,799.00
ATK HP101NB Chevy 377CI Stroker Base Engine 460HP
Usually Ships in 4 to 6 Weeks
Our Price (USD): $5,599.00
Chevy LM7 5.7/347 Short Block 24 Tooth Reluctor Wheel ATK HPE3881500 Crate Engine Jeep 4.7L Street Stroker Base Engine 205HP for 91-97 Jeeps
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 Dart LS Next Boost 388CI 1500HP Rated Long Block
Usually Ships in 6 to 8 Weeks
Our Price (USD): $15,500.00
ATK HP24 Jeep 4.6L / 4.7L Street Stroker Base Engine 205HP for 91-98 Jeeps
Usually Ships in 1 to 3 Weeks
Our Price (USD): $3,650.00