Product Summary

Long Block Crate Engine Type, Valve Covers Included

  • OE Block with 205 HP and 280 TQ
  • Displacement: 4.6L / 4.7L
  • Crankshaft: Scat nodular iron with .850" pilot hole
  • Rods: OE
  • Pistons: Hypereutectic 9.3:1 compression
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Key Specs

Crate Engine TypeLong Block
Engine Displacement242 cu. in.
Camshaft TypeHydraulic Roller
Cylinder Head MaterialCast Iron
Piston MaterialHypereutectic Aluminum
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Need To Know

Made to Order

This custom item will ship when completed

Truck Shipment

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Return Policy

ATK Engines HP24 Details

Applications:
1991-1997 All models vin "S"
1998 Cherokee
1998 Wrangler
NOT for 1998 Grand Cherokee vin "S"

Engine Specifications:

  • HP: 205
  • TQ: 280
  • Block: OE block #569 341 or 449
  • Bore/Stroke: 3.915" or 3.935" x 3.895"
  • Displacement: 4.6L / 4.7L
  • Crankshaft: Scat nodular iron with .850" pilot hole
  • Rods: OE
  • Pistons: Hypereutectic 9.3:1 compression
  • Rings: Moly
  • Camshaft: Hyd. flat tappet
  • Cam Specs: 206/212 @50 .462in/.478ex 113LSA
  • Timing Chain: Single roller
  • Cylinder Heads: OE cast iron #630 1996-1999
  • Rocker Arms: OE stamped steel
  • Oil Pump: Melling standard volume

Recommended Components:

  • Balancer: OE
  • Flexplate/Flywheel: OE
  • Intake Manifold: OE
  • Throttle Body: OE
  • Fuel Pump: OE
  • Ignition: OE ignition system
  • Spark Plugs: Autolite #AP985
  • Spark Plug Wires: OE
  • Water Pump: OE per application

Engine Info:

  • Oil: Conventional / Non Synthetic 10W30 with Comp Cam zinc additive #159 for first 3000 miles
  • Oil Filter: Wix or K and N
  • Timing: Factory settings
  • Spark Plug Gap: .035"
  • Firing Order: 153624
  • Octane: 91+
  • Stall Converter: Stock
  • Exhaust: Headers/Performance exhaust

Notes: This engine will work with all stock components

ATK Engines HP24 Specifications

KEY SPECS
MFG. Part #HP24
BrandATK Engines
Crate Engine TypeLong Block
Engine Displacement242 cu. in.
Camshaft TypeHydraulic Roller
Cylinder Head MaterialCast Iron
Piston MaterialHypereutectic Aluminum
Carburetor IncludedNo
Intake Manifold IncludedNo
Distributor IncludedNo
Valve Covers IncludedYes
Cylinder Heads IncludedYes
Throttle Body IncludedNo
Timing Cover IncludedNo
Oil Pan IncludedNo
Water Pump IncludedYes
Harmonic Balancer IncludedNo
Flexplate IncludedNo
Flywheel IncludedNo
Air Cleaner IncludedNo
Spark Plugs IncludedNo
Spark Plug Wires IncludedNo
Computer IncludedNo
Wiring Harness IncludedNo
GENERAL
Material TypeCast Iron
GTIN Code00653517138072
NotesFits all 1991-97 Jeeps with VIN codel S, 1998 Cherokee and 1998 Wrangler. Excludes 1998 Wrangler with VIN code S.
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