Availability
ATK High Performance Engines was founded in 1936 and continues to set new standards for remanufactured high performance engines. ATK was the first to offer a “new...
ATK High Performance Engines was founded in 1936 and continues to set new standards for remanufactured high performance engines. ATK was the first to offer a “new car” style warranty with its engines—an exclusive 24-month/unlimited mile warranty on every engine! And the company is dedicated to helping you set new standards on the street or track, too. ATK offers its GM, Ford, and Chrysler performance engines in three stages to help you achieve your specific performance goals. Shop Summit Racing for a full line of base, mid-level, and high performance ATK engines built with proven, high-quality components....
ATK High Performance Engines was founded in 1936 and continues to set new standards for remanufactured high performance engines. ATK was the first to offer a “new car” style warranty with its engines—an exclusive 24-month/unlimited mile warranty on every engine! And the company is dedicated to helping you set new standards on the street or track, too. ATK offers its GM, Ford, and Chrysler performance engines in three stages to help you achieve your specific performance goals. Shop Summit Racing for a full line of base, mid-level, and high performance ATK engines built with proven, high-quality components. Give your ride a power transplant with ATK High Performance Engines!
Showing In Stock Items. Show All 147 Items.
Crate Engine, Base Long Block, Cast Iron Heads, Hydraulic Roller Camshaft, Chevy, 350, Each
Part Number: HPE-HP98
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Performance, Complete Long Block, Cast Iron Heads, Hydraulic Roller Camshaft, 4-Bolt Main, Internal/External Balance, Chevy, 350, Each
Part Number: HPE-HP98C
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Mid Dress Long Block, Cast Iron Heads, Hydraulic Roller Camshaft, Chevy, 350, Each
Part Number: HPE-HP98M
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Crate Engine, GM 350 Small Block Stage 3, 290 HP, Long Block, External/Internal Engine Balance, Vortec Heads, Carburetor, Each
Part Number: HPE-HP99C
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Stage 2 Crate Engine, Long Block, Ford, Small Block, 302, Each
Part Number: HPE-HP79M
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Assembly, Stage 1, Long Block, 1-Piece RMS, 4-Bolt Mains, Cast Iron w/Aluminum Heads, Hydraulic Roller, 10:1 CR, Chevy, Gen I 350, Each
Part Number: HPE-HP89
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Ford 302 Stock Drop In, Long Block, Assembled, External Balance, Cast Iron Cylinder Heads, Each
Part Number: HPE-HP99F
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Stage 2 Crate Engine, Truck, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each
Part Number: HPE-HP32M
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, GM 350, Stage 1, Long Block, Internal/External Engine Balance, Cast Iron Heads, Chevy, 350, Each
Part Number: HPE-HP291P
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Vortec, GM 350, 315 HP, Long Block, Internal Front/External Rear Engine Balance, Cast Iron Heads, Chevy, 350, Each
Part Number: HPE-HP74
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Stage 3 Crate Engine, Truck, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each
Part Number: HPE-HP32C
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Stage 1 Crate Engine, Truck, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each
Part Number: HPE-HP31
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Mopar 360 Small Block Stage 1, 320 hp, 410 lbs.-ft. Torque, Long Block, Hydraulic Roller, External Engine Balance, Magnum Heads, Each
Part Number: HPE-HP73
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, GM 383 Stroker Stage 1, Long Block, Internal/External Engine Balance, Aluminum Heads, Each
Part Number: HPE-HP94
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Stage 1 Crate Engine, Truck, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each
Part Number: HPE-HP32
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engines, Chrysler 5.7L Gen III Hemi 400 HP Long Block, 5.7L/345, Assembled, Aluminum Heads, without MDS, Chrysler, Dodge, Jeep, 5.7L, Each
Part Number: HPE-HP103T
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Short Block, LQ9 6.0L, Hypereutectic Flat Top Pistons, Chevy, Small Block LS, Each
Part Number: HPE-SP19-F
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, Aluminum Heads, Each
Part Number: HPE-HP93
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, Mopar 360 Small Block Stage 3, 320 HP, Long Block, External Engine Balance, Magnum Heads, EFI, Each
Part Number: HPE-HP73C-EFI
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
FORD 302 64-86 TRUCK DROPIN
Part Number: HPE-HP99FT
Not Yet Reviewed
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Stage 1 Crate Engine, Marine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each
Part Number: HPE-HP90
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Short Block Engine, LM7 383, Chevy LS, Forged Crank, Forged Piston, Dish, +15 Piston Head Volume, I-Beam Rods, 6-Bolt Main, Internal Balance, Each
Part Number: HPE-SP78
Not Yet Reviewed
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Cylinder Head, 255cc, Intake Runner, 69 cc Combustion Chamber Volume, Assembled, 2.160 Intake Valve Diameter, Angled Plug, LS, Chevy Each.
Part Number: HPE-2CT13S1
Not Yet Reviewed
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Assembly, Short Block, 24 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each
Part Number: HPE-SP109
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Engine Assembly, Short Block, 58 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each
Part Number: HPE-SP115
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.