Lil' Red Barn Toggle Search Account Checkout Cart Home Parts & Tools Electrical Filters Fuel System Parts Tractor Parts 4-Stroke Engines Chainsaws Hedge Trimmers Leaf Blowers Safety Apparel Tools and Testers Service Manuals Briggs and Stratton Canadian Dolmar Echo Homelite Husqvarna Jonsered Kohler Makita McCulloch Onan Partner Pioneer Poulan Information Chain Reference Chart Chainsaw Chain Info - Maintenance & Safety Manual Testing Information and Diagrams for 2-Cycle Engines Watch How To Videos Contact Us Account Search site Submit search Nav Menu 2 Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 You are here: Home > Parts & Tools > 4-Stroke Engines > Briggs & Stratton > Opposed Twin Find by Pricing Below 199 (1) Category: 400400 400700 401400-402499 401700-401799 402700 404400 40A700 421400-422499 421700-421799 422400 422700 42A700 42B700 42C700 42D700 42E700 460700 Sort By: Price: Low to High Price: High to Low Most Popular Title Manufacturer Newest Oldest Availability 10 per page 20 per page 40 per page 60 per page 100 per page Page of 1 CARBURETOR KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 14HP 16HP-18HP 19HP 3 SCREW FUEL PUMP CARBURETOR REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 14 HP16HP-18HP 19HP, , FOR VERTICAL OR HORIZONTAL OPPOSED BRIGGS AND STRATTON ENGINES. THAT HAVE THE 3 HOLE FUEL PUMP.WILL NOT WORK ON A 4 HOLE FUEL PUMP CARBURETOR MANUFACTURED BY NIKKI FOR BRIGGSMADE IN BRAZIL OR USA, SHIPS FROM USA WITH A TRACKING NUMBERTWIN OPPOSED CYLINDER MODELS THAT START WITH EITHER 40 OR 42 AND SOME 46 IN THE MODEL NUMBER, 400400, 400700, 401400, 401700, 402700, 404700, 402400 & 422700, 42A707 REPLACES BRIGGS & STRATTON PART NUMBERS: 491539, 694056, 394502 Our Price: $19.95 MASTER ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP 19HP, COMES WITH A PISTONS, RINGS, VAVES, VALVE SEALS, SPARKPLUGS, FUEL FILTERS AND LUCAS ASSEMBLY LUBE, COMPLETE GASKET SET WITH CRANKSHAFT SEALS.FOR VERTICAL OR HORIZONTAL OPPOSED BRIGGS AND STRATTON ENGINES.TWIN OPPOSED CYLINDER MODELS THAT START WITH EITHER 40, 42, 46 IN THE MODEL NUMBER, 400400, 400700, 401400, 401700, 402700, 404700, 402400 & 422700, 42A707NOTE: THESE PISTONS, VALVES, GASKET SET WITH SEALS, SPARKPLUGS ARE NOT MADE IN TAIWAN OR CHINASHIPS FROM USA WITH A TRACKING NUMBERREPLACMENT PARTS LIST IN THIS KIT2- 498584, 391285, 498584, 499284, 394661, 499282, 499956, 394955, 393271 STANDARD REPLACEMENT PISTON WITH RINGS1- 495868, 491856, 394501, 393278 GASKET SET WITH SEALS2- 261528, 691804 INTAKE VALVES 2- 390420, 691794 EXHAUST VALVES 390420, 6917942- 497212, 692324 VALVE SEALS NEW STYLE & IMPROVED2- SPARKPLUGS AUTOLITE, USA MADE SPARKPLUGS1 FUEL FILTER 493629, 691035 60 MICRON FUEL FILTER1- 10152 LUCAS OIL ENGINE ASSEMBLY LUBE 4OZ READ NOTE ON THIS ASSENBLY LUBE BELOWSPECS ON THIS PISTON:STANDARD BORE 3.4365"- 3,4375" OR 87.3125MM.010" OVERSIZE 3.4465" - 3.4475".020" OVERSIZE 3.4565" - 3.4575".030"OVERSIZE 3.4665" - 3.4675".040" OVERSIZE 3.4765" - 3.4475"NOTE: WE ARE THE ONLY EBAY SELLER TO PROVIDE INTAKE VALVE SEALS IN THE OVER KIT FOR BRIGGS & STRATTON OPPOSED TWINSTHESE INTAKE VALVE SEALS ARE NOT MADE IN TAIWAN OR CHINA Our Price: $199.95 MASTER .010" ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP .010" OVERSIZE PISTONS ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP 19HP, COMES WITH A PISTONS, RINGS, VAVES, VALVE SEALS, SPARKPLUGS, FUEL FILTERS AND LUCAS ASSEMBLY LUBE, COMPLETE GASKET SET WITH CRANKSHAFT SEALS.FOR VERTICAL OR HORIZONTAL OPPOSED BRIGGS AND STRATTON ENGINES.TWIN OPPOSED CYLINDER MODELS THAT START WITH EITHER 40, 42, 46 IN THE MODEL NUMBER, 400400, 400700, 401400, 401700, 402700, 404700, 402400 & 422700, 42A707NOTE: THESE PISTONS, VALVES, GASKET SET WITH SEALS, SPARKPLUGS ARE NOT MADE IN TAIWAN OR CHINASHIPS FROM USA WITH A TRACKING NUMBERREPLACMENT PARTS LIST IN THIS KIT2- .010" OVERSIZE PISTONS 4985851- 495868, 491856, 394501, 393278 GASKET SET WITH SEALS2- 261528, 691804 INTAKE VALVES 2- 390420, 691794 EXHAUST VALVES 390420, 6917942- 497212, 692324 VALVE SEALS NEW STYLE & IMPROVED2- SPARKPLUGS AUTOLITE, USA MADE SPARKPLUGS1 FUEL FILTER 493629, 691035 60 MICRON FUEL FILTER1- 10152 LUCAS OIL ENGINE ASSEMBLY LUBE 4OZ READ NOTE ON THIS ASSENBLY LUBE BELOWSPECS ON THIS PISTON:STANDARD BORE 3.4365"- 3,4375" OR 87.3125MM.010" OVERSIZE 3.4465" - 3.4475".020" OVERSIZE 3.4565" - 3.4575".030"OVERSIZE 3.4665" - 3.4675".040" OVERSIZE 3.4765" - 3.4475"NOTE: WE ARE THE ONLY EBAY SELLER TO PROVIDE INTAKE VALVE SEALS IN THE OVER KIT FOR BRIGGS & STRATTON OPPOSED TWINSTHESE INTAKE VALVE SEALS ARE NOT MADE IN TAIWAN OR CHINA Our Price: $199.95 MASTER .020" ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP .020" OVERSIZE PISTONS ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP 19HP, COMES WITH A PISTONS, RINGS, VAVES, VALVE SEALS, SPARKPLUGS, FUEL FILTERS AND LUCAS ASSEMBLY LUBE, COMPLETE GASKET SET WITH CRANKSHAFT SEALS.FOR VERTICAL OR HORIZONTAL OPPOSED BRIGGS AND STRATTON ENGINES.TWIN OPPOSED CYLINDER MODELS THAT START WITH EITHER 40, 42, 46 IN THE MODEL NUMBER, 400400, 400700, 401400, 401700, 402700, 404700, 402400 & 422700, 42A707NOTE: THESE PISTONS, VALVES, GASKET SET WITH SEALS, SPARKPLUGS ARE NOT MADE IN TAIWAN OR CHINASHIPS FROM USA WITH A TRACKING NUMBERREPLACMENT PARTS LIST IN THIS KIT2- .020" OVERSIZE PISTONS 4985861- 495868, 491856, 394501, 393278 GASKET SET WITH SEALS2- 261528, 691804 INTAKE VALVES 2- 390420, 691794 EXHAUST VALVES 390420, 6917942- 497212, 692324 VALVE SEALS NEW STYLE & IMPROVED2- SPARKPLUGS AUTOLITE, USA MADE SPARKPLUGS1 FUEL FILTER 493629, 691035 60 MICRON FUEL FILTER1- 10152 LUCAS OIL ENGINE ASSEMBLY LUBE 4OZ READ NOTE ON THIS ASSENBLY LUBE BELOWSPECS ON THIS PISTON:STANDARD BORE 3.4365"- 3,4375" OR 87.3125MM.010" OVERSIZE 3.4465" - 3.4475".020" OVERSIZE 3.4565" - 3.4575".030"OVERSIZE 3.4665" - 3.4675".040" OVERSIZE 3.4765" - 3.4475"NOTE: WE ARE THE ONLY EBAY SELLER TO PROVIDE INTAKE VALVE SEALS IN THE OVER KIT FOR BRIGGS & STRATTON OPPOSED TWINSTHESE INTAKE VALVE SEALS ARE NOT MADE IN TAIWAN OR CHINA Our Price: $199.95 MASTER .030" ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP .030" OVERSIZE PISTONS ENGINE REBUILD KIT FITS OPPOSED TWIN CYLINDER BRIGGS & STRATTON 16HP-18HP 19HP, COMES WITH A PISTONS, RINGS, VAVES, VALVE SEALS, SPARKPLUGS, FUEL FILTERS AND LUCAS ASSEMBLY LUBE, COMPLETE GASKET SET WITH CRANKSHAFT SEALS.FOR VERTICAL OR HORIZONTAL OPPOSED BRIGGS AND STRATTON ENGINES.TWIN OPPOSED CYLINDER MODELS THAT START WITH EITHER 40, 42, 46 IN THE MODEL NUMBER, 400400, 400700, 401400, 401700, 402700, 404700, 402400 & 422700, 42A707NOTE: THESE PISTONS, VALVES, GASKET SET WITH SEALS, SPARKPLUGS ARE NOT MADE IN TAIWAN OR CHINASHIPS FROM USA WITH A TRACKING NUMBERREPLACMENT PARTS LIST IN THIS KIT2- .030" OVERSIZE PISTONS 4985871- 495868, 491856, 394501, 393278 GASKET SET WITH SEALS2- 261528, 691804 INTAKE VALVES 2- 390420, 691794 EXHAUST VALVES 390420, 6917942- 497212, 692324 VALVE SEALS NEW STYLE & IMPROVED2- SPARKPLUGS AUTOLITE, USA MADE SPARKPLUGS1 FUEL FILTER 493629, 691035 60 MICRON FUEL FILTER1- 10152 LUCAS OIL ENGINE ASSEMBLY LUBE 4OZ READ NOTE ON THIS ASSENBLY LUBE BELOWSPECS ON THIS PISTON:STANDARD BORE 3.4365"- 3,4375" OR 87.3125MM.010" OVERSIZE 3.4465" - 3.4475".020" OVERSIZE 3.4565" - 3.4575".030"OVERSIZE 3.4665" - 3.4675".040" OVERSIZE 3.4765" - 3.4475"NOTE: WE ARE THE ONLY EBAY SELLER TO PROVIDE INTAKE VALVE SEALS IN THE OVER KIT FOR BRIGGS & STRATTON OPPOSED TWINSTHESE INTAKE VALVE SEALS ARE NOT MADE IN TAIWAN OR CHINA Our Price: $199.95