Engine Specifications: HP: 435 TQ: 475 Block: OE roller block 4 bolt main 1pc seal 1996-2000 Bore/Stroke: 4.040” x 3.750” Displacement: 383CI Crankshaft: Scat Nodular Iron external balance rear of crank/internal balance front of the crank Rods: Scat I Beam 5.7” Rods with ARP 8740 Bolts Pistons: Forged 10:1 compression Rings: Moly Camshaft: Hyd. roller Cam Specs: 220/224 @50 .528in/.536ex 110LSA Timing Chain: Double roller Cylinder Heads: AFR aluminum 72cc/180cc 2.02/1.60 Rocker Arms: Billet aluminum roller rockers 1.6 ratio Oil Pan: Rear sump 5qt (not for Chevelles with steering behind crossmember, some corvettes and 62-67 chevy II’s) Oil Pump: Melling STD volume Flexplate/Flywheel: Externally balanced – Pioneer #FRA-159 (with Scat kit) Recommended Components: Balancer: Internally balanced – PowerBond #PB1046-N Intake Manifold: Edelbrock performer RPM dual plane #7101 Distributor: HEI (Iron Gear) Water Pump: OE long pump Carburetor: Quick Fuel 680CFM vacuum secondary’s electric choke #HR-680 Fuel Pump: Holley mechanical 110GPH #12-327-11 Spark Plugs: Autolite #3923 Spark Plug Wires: 8mm Engine Info: Oil: Conventional / Non synthetic 10W30 Oil Filter: Wix or K and N Timing: 34-36 Degrees Spark Plug Gap: .035” Firing Order: 18436572 Octane: 91+ Stall Converter: 2200-2800 Exhaust: 1 5/8 Headers Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain our power figures listed. Power figures can vary based on parts used by the end user. It is the customer’s responsibility to verify components will work in their application. Some modifications to the vehicle may be required using these and or other aftermarket parts. . ATK reserves the right to substitute parts used in engines if necessary.
Highlights
- Flexplate/Flywheel: Internally balanced
- Water Pump: Per application
- Oil: Conventional / Non Synthetic 10W40
Specifications
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Engine Displacement: 383 cu. in.
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Cylinder Head Material: Aluminum
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Intake Manifold Included: No
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Oil Pan Included: Yes
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Timing Cover Included: Yes
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Harmonic Balancer Included: No
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Flexplate Included: No
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Flywheel Included: No
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Material Type: Iron
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MFG. Part #: HP36
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GTIN Code: 00653517143472
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Sold in Quantity: Each
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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
