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Instruction Sheets for Part Number HPE-HP33
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Technical Articles for Part Number HPE-HP33
ATK High Performance GM 383 Stroker 390 HP Stage 1 Long Block Crate Engines HP33
Part Number: HPE-HP33
ATK High Performance GM 383 Stroker 390 HP Stage 1 Long Block Crate Engines
Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each
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Estimated Ship Date: Feb 2, 2027 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
HP33
Part Type:
Product Line:
Summit Racing Part Number:
HPE-HP33
UPC:
00653517143441
Crate Engine Family:
Chevy Small Block
Actual Engine Displacement:
6.3L/383
Crate Engine Cylinder Head Material:
Cast iron
Engine Block Material:
Cast iron
Advertised Compression Ratio:
9.5:1
Assembled:
Yes
Engine Balance:
Internal/External
Cam Style:
Hydraulic roller, OE roller
Rear Main Seal Style:
1-piece
Intake Manifold Included:
No
Cylinder Heads Included:
Yes
Carburetor Included:
No
Throttle Body Included:
No
Distributor Included:
No
Oil Pan Included:
Yes
Valve Covers Included:
Yes
Timing Cover Included:
Yes
Water Pump Included:
No
Harmonic Balancer Included:
No
Flexplate Included:
No
Flywheel Included:
No
Air Cleaner Included:
No
Spark Plugs Included:
No
Spark Plug Wires Included:
No
Computer Included:
No
Wiring Harness Included:
No
Supercharger Included:
No
Remanufactured:
Yes
Quantity:
Sold individually.
ATK High Performance GM 383 Stroker 390 HP Stage 1 Long Block Crate Engines
Pack stroker power and torque in your ride with ATK High Performance GM 383 stroker 390 hp Stage 1 long block crate engines. These engines are hand-built and balanced to ensure a strong-running, reliable engine for your daily driver or hot rod. The 460 ft.-lbs. of twist make these extremely versatile mills that are at home in a towing rig, muscle car, or street rod. Get back out on the road with the ground-pounding power that only a stroker can give you.
ATK GM 383 Stroker 390 hp Stage 1 long block crate engines include:
* Handpicked, remanufactured blocks
* Dart Iron Vortec style cylinder heads
* Nodular iron crankshaft and 4340 I-beam connecting rods
* Hypereutectic pistons
* Hydraulic roller camshaft
* Cam lift- .495 int./.502 exh.
* Cam duration at 0.50- 220 int./224 exh.
* 9.5:1 compression
* Valve covers
* Timing cover and timing set
* Oil pan, pump, and pickup tube
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