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Product Summary

Long Block Crate Engine Type, 375 horsepower Horsepower

  • Ford 302 370 hp Stage 3 long block
  • Bore/Stroke: 4.040 in. bore x 3.000 in
  • OE roller block 1987-1995
  • Aluminum Cylinder Head.
  • Crankshaft: Cast steel crankshaft 50oz external balance
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Key Specs

Crate Engine TypeLong Block
Engine Displacement5 liters
Horsepower375 horsepower
Compression Ratio9.5:1
Torque380 ft./lbs.
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Need To Know

Truck Shipment

Truck shipments must be pre-paid with a credit card, certified check or money order

Quick and Easy Returns

Return Policy

ATK Engines HP08C Details

Engine Specifications:

  • HP: 375
  • TQ: 380
  • Block: Seasoned OE Roller Block 1987-1995
  • Bore/Stroke: 4.040 x 3.000
  • Displacement: 302CI
  • Crankshaft: OE 1 piece seal external balance 50oz
  • Rods: OE
  • Pistons: Hypereutectic 9.5:1 compression
  • Rings: Moly
  • Camshaft: Hyd. Roller
  • Cam Specs: 220/224 @50 .512in/.512ex 112LSA
  • Timing Chain: Double roller
  • Cylinder Heads: Dart aluminum 58cc/170cc 2.02/1.60
  • Rocker Arms: Aluminum 1.6 roller rockers
  • Oil Pan: Fox body (mustang pan)
  • Oil Pump: Melling high volume
  • Balancer: External balance 50oz
  • Flexplate/Flywheel: TCI external balance 50oz 157 tooth #529610
  • Intake Manifold: Edelbrock performer RPM dual plane #7121
  • Water Pump: Late LH inlet reverse rotation
  • Distributor: Pro Billet (upgraded melonite gear)
  • Carburetor: Quick Fuel 680CFM vacuum secondary’s electric choke #HR-680cfm
  • Fuel Pump: Mechanical fuel pump
  • 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: 13726548
  • Octane: 91+
  • Stall Converter: 2400-2800
  • Exhaust: 1 5/8

    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.

  • CARB Warning

    Follow EPA, CARB, and state regulations for engine changes

    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

    ATK Engines HP08C Specifications

    KEY SPECS
    MFG. Part #HP08C
    BrandATK Engines
    Crate Engine TypeLong Block
    Engine Displacement5 liters
    Horsepower375 horsepower
    Compression Ratio9.5:1
    Torque380 ft./lbs.
    Camshaft TypeHydraulic Roller
    Cylinder Head MaterialAluminum
    Piston MaterialHypereutectic Aluminum
    Camshaft Duration (.050 in)215° intake / 220° exhaust
    Camshaft Lift (in).533 Intake / .554 Exhaust
    Carburetor IncludedYes
    Intake Manifold IncludedYes
    Distributor IncludedYes
    Connecting Rod MaterialOEM Style
    Valve Covers IncludedYes
    Engine BalanceExternal
    Cylinder Heads IncludedYes
    Rear Main Seal Style1-piece
    Throttle Body IncludedNo
    Oil Pan IncludedYes
    Timing Cover IncludedYes
    Water Pump IncludedYes
    Harmonic Balancer IncludedYes
    Flexplate IncludedYes
    Flywheel IncludedNo
    Air Cleaner IncludedNo
    Spark Plugs IncludedYes
    Spark Plug Wires IncludedYes
    Computer IncludedNo
    Wiring Harness IncludedNo
    GENERAL
    AssembledYes
    GTIN Code00653517259470
    NotesEngine has OE style dual sump Fox Body oil pan.
    Sold in QuantityEach
    Crate Engine FamilyFord Windsor
    Supercharger IncludedNo

    Fitment

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