Great crate engine with a noticeable Idle, but still good vacuum for your power accessories. Engine Specifications:• HP: 350• TQ: 400• Block: OE roller block 4 bolt main 1pc seal 1996-2000• Bore/Stroke: 4.040” x 3.480”• Displacement: 350CI• Crankshaft: OE Reground external balance rear of crank/internal balance front of the crank• Rods: OE powder metal 5.7”• Pistons: Hypereutectic 9.5:1 compression• Rings: Moly• Camshaft: Hyd. roller• Cam Specs: 220/224 @50 .495in/.502ex 110LSA• Timing Chain: Double roller• Cylinder Heads: Vortec cast iron 67cc 1.94/1.50• Rocker Arms: Stamped steel 1.5 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 Recommended Components:• Balancer: Internally balanced – PowerBond #PB1046-N• Flexplate/Flywheel: Externally balanced – Pioneer #FRA-159• Intake Manifold: Edelbrock Performer RPM dual plane #7116• 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 #605• Spark Plug Wires: 8mm Engine Info:• Oil: Conventional / Non Synthetic 10W30• Oil Filter: Wix or K&N• Timing: 34-36 Degrees• Spark Plug Gap: .035”• Firing Order: 18436572• Octane: 91+• Stall Converter: Stock• 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
- Great 350 base crate engine with noticeable idle
- Good vacuum for your power accessories
- 350 Horsepower
- 400 Lb/Ft Torque
- Seasoned OE 4 Bolt Main 1 Piece Real Main Seal
Specifications
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Crate Engine Type: Long Block
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Engine Displacement: 350 cu. in.
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Horsepower: 350 horsepower
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Compression Ratio: 9.5:1
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Torque: 400 ft./lbs.
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Camshaft Type: Hydraulic Roller
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Cylinder Head Material: Cast Iron
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Piston Material: Hypereutectic Aluminum
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Crankshaft Material: Cast Iron
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Camshaft Duration (.050 in): 220° intake / 224° exhaust
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Camshaft Lift (in): .495 intake / .502 exhaust
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Bore x Stroke (in): 4.040" x 3.480"
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Carburetor Included: No
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Intake Manifold Included: No
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Distributor Included: No
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Connecting Rod Material: Powdered Metal
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Valve Covers Included: Yes
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Assembled: Yes
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Engine Balance: Internal/External
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Cylinder Heads Included: Yes
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Rear Main Seal Style: 1-piece
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Throttle Body Included: No
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Oil Pan Included: Yes
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Timing Cover Included: Yes
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Water Pump Included: No
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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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Air Cleaner Included: No
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Spark Plugs Included: No
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Spark Plug Wires Included: No
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Computer Included: No
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Wiring Harness Included: No
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Exhaust Valves Included: Yes
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Rocker Arm Studs Included: Yes
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Rocker Arms Included: Yes
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Camshaft Included: Yes
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Rocker Arms: Stamped Steel
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Rocker Arm Ratio: 1.5:1
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Internally Balanced: No
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MFG. Part #: HP32
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GTIN Code: 653517143151
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Sold in Quantity: Each
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Main Bolt Style: 4-Bolt
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Supercharger Included: No
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Recommended Fuel: 91-93 Octane
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Brand: ATK Engines
