Engines and Components Engines, Blocks and Components

ATK ENGINES

ZF5HP19 AUTO TRANS RWD

$4,823.89

SKU: A040 T221503

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Engine Specifications:
• HP: 320 • TQ: 395 • 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: Hypereutectic 9.5:1 Compression • Rings: Moly • Camshaft: Hyd. Roller • Cam Specs: 198/210 @50 .435in/.462ex 116LSA • Timing Chain: Double Roller • Cylinder Heads: OE TBI Cast Iron 67cc 1.94/1.50 • Rocker Arms: Stamped Steel 1.5 • 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
Recommended Components:
• Balancer: Internally Balanced – PowerBond #PB1046-N • Flexplate/Flywheel: Externally Balanced – Pioneer #FRA-159 (with Scat kit) • Intake Manifold: OE or Edelbrock TBI Intake #3704 • Spark Plugs: Autolite #25 • Spark Plug Wires: Factory Replacements • Water Pump: OE Engine Info: • Oil: Conventional / Non Synthetic 10W30 • Oil Filter: Wix or K&N • Timing: Set To Factory Specifications Via PCM Module – Must have Performance Chip Burned • Spark Plug Gap: .035” • Firing Order: 18436572 • Octane: 91+ • Stall Converter: Stock • Exhaust: 1 5/8 Headers
Notes: Engine is meant for the 1987-1995 Chevy Trucks and SUVs with a 350 TBI engine. ECM needs a chip burned to run properly.

Fitment

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Specifications

BrandATK ENGINES
Part NumberA040 T221503

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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