87-'93 for Polaris Trail Boss 250 4X4 WISECO Top End Kit 73.00/+1.00 Pol MPN: 52-801-72

MPN: 52-801-72

Meets CE 1621-1 standards for back impact protection

the race bubble design helps diminish the air effect on a rider's helmet

Atomizer power tubes are CNC-machined from brass for consistency and accuracy Converts fuel from a squirting liquid to a fine mist Eliminates spitting and popping through the carburetor Made in the U

MPN: 450-168

87-'93 for Polaris Trail Boss 250 4X4 WISECO Top End Kit 73.00/+1.00 Pol MPN: 52-801-72Manufacturer: Wiseco MPN: PK1086 Title: High Performance Complete Top End Kits Size: 73mm Premium materials produce the best sealing technology available exceeding O. E. M. standards. 2 Stroke: Wiseco top end gasket kit; Dedicated forging; Superior strength weight ratio utilizing Aerospace alloy; Race proven designs; Chosen by top race teams, in all forms of racing; CNC machined; Optimal cam shape and profile for peak HP and service life; Premium top