This kit includes all Genuine Briggs & Stratton OEM parts needed to replace a head gasket on select Briggs & Stratton Intek single-cylinder 21 and 28 series engines. Please verify your engine model number before ordering, as several different head gaskets were used on Intek single-cylinder engines. A blown head gasket is a common cause of engines that produce blue or white exhaust smoke. This kit includes the components most commonly replaced when performing this repair. Kit Includes: 273280S – Head Gasket 272475S - Valve Cover Gasket 692236 – Exhaust Gasket 692137 - Intake Gasket Common Symptoms This Kit Fixes Engine blowing blue or white smoke Exhaust smoke coming from the crankcase Engine oil extremely dark and smells like exhaust Oil residue on fuel pump screen (if equipped with a fuel pump) Important Before ordering, confirm the following: Fuel Pump Operation A faulty fuel pump can fill the crankcase with fuel, which may also cause white smoke. Symptoms of a failing fuel pump include: Strong gasoline smell in the engine oil Thin engine oil Engine oil level overfilled Failure to verify these conditions may lead to an incorrect diagnosis.
