**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 HP107 Chevy 383 Stroker Base Engine 525HP Usually Ships in 4 to 6 Weeks Our Price (USD): $7,508.00	ATK HP101C Chevy 383 Stroker Complete Engine 460HP Usually Ships in 4 to 6 Weeks Our Price (USD): $6,606.00	ATK SP79 LM7 383CI Short Block -32cc Dished Pistons 24 Tooth Usually Ships in 4 to 6 Weeks Our Price (USD): $4,087.00



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): $3,833.00	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 HP81C Ford 408 Stroker Complete Engine 480HP No ETA/Core Shortage Our Price (USD): $9,606.00



ATK 408BOOSTLB Chevy LQ4 408CI Base Engine Usually Ships in 4 to 6 Weeks Our Price (USD): $7,800.00	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): $3,240.00	ATK Chevy LH6 5.3L Engine 475HP/435TQ Usually Ships in 1 to 2 Weeks Our Price (USD): $4,700.00