Gross or Net Torque: The gross or net torque of this engine was laboratory rated by the engine manufacturer in accordance with the Society of Automotive Engineers (SAE) J1940 or J2723. As configured to meet safety, emission, and operating requirements, the actual engine torque on this class of mower will be significantly lower. Clean engine with a Gunk type product. Remove valve cover. Loosen bolts and remove old cylinder head. One bolt is located inside valve cover area. Remove old gasket and inspect and clean that surface. Attach new head with new gasket using existing bolts. Torque to 18'#s with a cross type pattern. Attach new rocker arms and push rods. Engine: 7.25 ft-lb Gross Torque* Briggs & Stratton EXi 163 cc with Blade Stop: Engine Brand: Briggs and Stratton: Engine Displacement (cc) 163 cc: Forward Ground/Transport Speed: Up to 4.0 mph / 6.4 kph: Forward Mowing Speed: Up to 4.0 mph / 6.4 kph: Fuel Capacity: 0.24 gal. / 0.91 L / 0.96 Qt. Fuel Type: Gasoline: Guaranteed to Start Promise This OEM part ensures proper fit and performance to maintain the life of your Briggs & Stratton engine. Champion Spark Plug. Fits Briggs Stratton Engine Series. New OEM Part. Replaces Old Briggs # 491055, 805015, 72347GS , 72347. Used on Most 3-Cylinder Liquid Cooled Briggs Engines. WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. 389cc engine item part no. qty. description 3 0g84420114 1 o-ring oil filler cap 11 0g84420115 1 packing, case cover item part no. qty. description 13 0g84420116 1 oil seal 15 0g84420117 1 bearing, radial ball item part no. qty. description 3 0g84420120 2 rocker arm 6 0g84420121 2 push rod 9 0g84420122 1 rotator, valve 10 0g84420123 1 retainer, ex. The B&S 31G777 engine has an OHV (overhead) design and a vertical PTO shaft. This engine is equipped with float type carburetor and an electronic ignition system. The B&S 31G777 engine used a dual elementr air filter. It is equipped with an electric starter (12V). The cylinder bore is 90.6 mm (3.57 in) and the piston stroke is 77.8 mm (3.06 in). I've been unable to find the head bolt torque for a briggs 441777-0284-E1 engine, the -0283-E1 is 160 in-lbs. are they the same? Prolly so but jus wonderin' thanks, ol' Ford Engine Bolt Torque Chart Bolt Torque Spec Chart for Ford Engines These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. If you use after-market performance bolts like Pokud potřebujete opravit nebo udržovat svůj motor Vanguard, můžete si stáhnout tento podrobný manuál, který obsahuje informace o konkrétním typu motoru, diagnostice, nastavení, součástech a bezpečnosti. Tento manuál je kompatibilní s motory Vanguard 14, 16, 18, 21 a 23 HP. Aug 3, 2010 / Briggs & Stratton 17.5 hp Twin II torque specs. #1. I have a B&S 17.5 Twin II (horizontally opposed cylinders) that I'm sorta rebuilding after the engine locked up on the upper connecting rod galled up on the crankshaft (due to low oil and a hill). I'm ready to put the thing back together, but I don't have a manual, and the place 9kKZFKl.