{"product_id":"atk-engines-hp32-chevy-350-base-engine-350hp-1-pc-rear-main","title":"ATK Engines HP32 Chevy 350 Base Engine, 350HP, 1 Pc. Rear Main","description":"\u003cp\u003eGreat 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\u0026amp;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.\u003c\/p\u003e\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGreat 350 base crate engine with noticeable idle\u003c\/li\u003e\n\u003cli\u003eGood vacuum for your power accessories\u003c\/li\u003e\n\u003cli\u003e350 Horsepower\u003c\/li\u003e\n\u003cli\u003e400 Lb\/Ft Torque\u003c\/li\u003e\n\u003cli\u003eSeasoned OE 4 Bolt Main 1 Piece Real Main Seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrate Engine Type:\u003c\/strong\u003e Long Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Displacement:\u003c\/strong\u003e 350 cu. in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorsepower:\u003c\/strong\u003e 350 horsepower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 9.5:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque:\u003c\/strong\u003e 400 ft.\/lbs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamshaft Type:\u003c\/strong\u003e Hydraulic Roller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Head Material:\u003c\/strong\u003e Cast Iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Material:\u003c\/strong\u003e Hypereutectic Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrankshaft Material:\u003c\/strong\u003e Cast Iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamshaft Duration (.050 in):\u003c\/strong\u003e 220° intake \/ 224° exhaust\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamshaft Lift (in):\u003c\/strong\u003e .495 intake \/ .502 exhaust\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore x Stroke (in):\u003c\/strong\u003e 4.040\" x 3.480\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Manifold Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistributor Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnecting Rod Material:\u003c\/strong\u003e Powdered Metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Covers Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembled:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Balance:\u003c\/strong\u003e Internal\/External\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Heads Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Main Seal Style:\u003c\/strong\u003e 1-piece\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrottle Body Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Pan Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTiming Cover Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Pump Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHarmonic Balancer Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexplate Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlywheel Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Cleaner Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpark Plugs Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpark Plug Wires Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComputer Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Harness Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valves Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Studs Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arms Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamshaft Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arms:\u003c\/strong\u003e Stamped Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Ratio:\u003c\/strong\u003e 1.5:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternally Balanced:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMFG. Part #:\u003c\/strong\u003e HP32\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGTIN Code:\u003c\/strong\u003e 653517143151\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold in Quantity:\u003c\/strong\u003e Each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Bolt Style:\u003c\/strong\u003e 4-Bolt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupercharger Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Fuel:\u003c\/strong\u003e 91-93 Octane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ATK Engines\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Erise Motors","offers":[{"title":"Default Title","offer_id":67752133755200,"sku":null,"price":2560.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/7757\/6256\/files\/35020004_L700_a07406a0-d462-459f-8897-3e3d1d39b2ed.jpg?v=1791839258","url":"https:\/\/vorlaxauto.com\/products\/atk-engines-hp32-chevy-350-base-engine-350hp-1-pc-rear-main","provider":"Vorlax Auto","version":"1.0","type":"link"}