ATK High Performance GM 383 Stroker 415 hp Stage 3 long block crate engines are the perfect choice to drop in your ride if you're looking for some stroker power without breaking the bank. They are made of high-quality name brand parts at an affordable price and are perfect for getting your ride back on the road. ATK long block crate engines include: Intake manifold ATK High Performance aluminum cylinder heads with 2.020 in. /1.600 ex. valves Carburetor Distributor Oil pan Valve covers Timing cover Water pump Harmonic balancer Flexplate Spark plugs Spark plug wires
Highlights
- 415 hp
- 460 ft./lbs. Torque
- Hydraulic Roller
- 1-piece rear main seal
Specifications
- Crate Engine Type: Turn-Key Crate Engine
- Engine Displacement: 6.2 liters
- Horsepower: 415 horsepower
- Compression Ratio: 9.7:1
- Torque: 460 ft./lbs.
- Camshaft Type: Hydraulic Roller
- Cylinder Head Material: Aluminum
- Piston Material: Hypereutectic Aluminum
- Crankshaft Material: Nodular Iron
- Camshaft Duration (.050 in): 220° intake / 224° exhaust
- Camshaft Lift (in): .612 intake / .585 exhaust
- Bore x Stroke (in): 4.040" x 3.750"
- Carburetor Included: Yes
- Intake Manifold Included: Yes
- Distributor Included: Yes
- Valve Covers Included: Yes
- Engine Balance: Internal/External
- Cylinder Heads Included: Yes
- Rear Main Seal Style: 1-piece
- Throttle Body Included: No
- Oil Pan Included: Yes
- Timing Cover Included: Yes
- Water Pump Included: Yes
- Harmonic Balancer Included: Yes
- Flexplate Included: Yes
- Flywheel Included: No
- Air Cleaner Included: No
- Spark Plugs Included: Yes
- Spark Plug Wires Included: Yes
- Computer Included: No
- Wiring Harness Included: No
- MFG. Part #: HP94C
- GTIN Code: 00653517310942
- Sold in Quantity: Each
- Water Pump Style: Long
- Supercharger Included: No
- Recommended Fuel: 91-93 Octane
- Brand: ATK Engines
Emissions Notice
Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine











