90-'91 for Polaris 400 SP1 Piston Pol 54-707P1 18-99601 includes 2 blocks

18-99601 includes 2 blocks

Start any engine regardless of displacement or compression ratio with a stock starter

MPN: 2544619-10-6

Central hole for draining oil

DOT approved turn signals are exact replacements of complete OEM assemblies

90-'91 for Polaris 400 SP1 Piston Pol 54-707P1 18-99601 includes 2 blocksManufacturer: Sports Parts MPN: 09 707 01 Title: Piston Kit Size: 0. 25mm Oversize to 65. 25mm Option: Color: Includes: 1 piston 1 ring set 1 wrist pin and 1 circlip set Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls All pistons rings pins and circlips are manufactured to original equipment specifications All individual components are interchangeable with original parts Piston weight compatible