{"product_id":"chevrolet-performance-350-5-7-290hp-4-bolzen-motor-bis-1986","title":"Chevrolet Performance 350 (5.7) 290HP 4-bolt Engine up to 1985","description":"Got a tired old Chevy that needs a lift? ...then this new Chevrolet Performance 350\" 5.7L 290HP V8 Engine Long Block crate engine is just right for you !\r\n\u003cbr\u003e\u003cbr\u003eThis 350\/290 engine delivers approximately 290 hp at 5,100 rpm and a solid 326 ft.-lbs. of torque at 3,750 rpm. \r\n\u003cbr\u003e\u003cbr\u003eIt is a perfect replacement engine for the millions of GM vehicles that shipped with a small block. \r\n\u003cbr\u003e\u003cbr\u003eBore x Stroke: 4.00 inch x 3.48 inch\r\n\u003cbr\u003eCompression: 8.0:1\r\n\u003cbr\u003eBlock: Cast iron, four-bolt intermediate mains\r\n\u003cbr\u003eCylinder Head: Cast iron\r\n\u003cbr\u003eValve Diameter (Intake\/Exhaust): 1.94\"\/1.50\"\r\n\u003cbr\u003eChamber Volume: 76cc\r\n\u003cbr\u003eCrankshaft: Nodular iron, 2 piece rear seal\r\n\u003cbr\u003eConnecting Rods: Forged, powdered metal, 3\/8” bolts\r\n\u003cbr\u003ePistons \u0026 Rings: Cast aluminum\r\n\u003cbr\u003eCamshaft: Hydraulic Flat Tappet\r\n\u003cbr\u003eLift: .450\" intake, .460\" exhaust\r\n\u003cbr\u003eDuration: 222° intake, 222° exhaust @ .050\" tappet lift\r\n\u003cbr\u003eCenterline: 114° ATDC intake, 114° BTDC exhaust\r\n\u003cbr\u003eRocker Arm Ratio: 1.5:1\r\n\u003cbr\u003eTiming Chain: 8 mm single roller design\r\n\u003cbr\u003eOil Pan: 4-quart which has the “double bump out” for both right-hand and left-hand dipsticks\r\n\u003cbr\u003eRecommended Oil: 10W30 synthetic motor oil (after break in)\r\n\u003cbr\u003eOil Filter: Short design M\u0026F # 421402 or long design M\u0026F # 421217 or equivalent\r\n\u003cbr\u003eValve Lash: 1\/8 turn down from zero lash\r\n\u003cbr\u003eMaximum Engine Speed: 5100 RPM\r\n\u003cbr\u003eSpark Plugs: AC Delco R45TS (M\u0026F # 007293)\r\n\u003cbr\u003eSpark Plug Gap .045”\r\n\u003cbr\u003eSpark Timing: 32° maximum @ 3000 RPM\r\n\u003cbr\u003eFiring Order: 1-8-4-3-6-5-7-2\r\n\u003cbr\u003e\u003cbr\u003e\u003cu\u003eInformation may vary with application. All specifications listed are based on the latest production information available at the time of printing!\u003c\/u\u003e\r\n\u003cbr\u003e\u003cbr\u003eThis engine is not designed for use with OEM fuel injection, nor intended to be used in any marine applications.\r\n\u003cbr\u003e\u003cbr\u003e\u003cb\u003eMust be shipped by Truck. Shipping cost to be quoted.\u003c\/b\u003e","brand":"Chevrolet Performance","offers":[{"title":"Default Title","offer_id":57335131963736,"sku":"226019910","price":4790.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/1802\/9400\/files\/GMC19421178BIG.gif?v=1759423740","url":"https:\/\/mnf.de\/en\/products\/chevrolet-performance-350-5-7-290hp-4-bolzen-motor-bis-1986","provider":"Mike \u0026 Franks US-Equipment GmbH","version":"1.0","type":"link"}