Wiseco 98.00mm 1.0mm x 2.0mm Ring Set 1981-yamaha-yz80-esi4775140 K&N's APOLLO CIS is a

K&N's APOLLO CIS is a universal "Cold Air Intake System"

Gauge Port: 1/8"NPT

BBS PFS KIT - Mini - 2007+ JCW - Includes 70mm OD - 56mm ID Ring / 70mm Clip

a few wrenches

Year Make Model Submodel 1994-1998 Polaris Storm Base

Wiseco 98.00mm 1.0mm x 2.0mm Ring Set 1981-yamaha-yz80-esi4775140 K&N's APOLLO CIS is aWiseco 4 stroke piston ring sets are made specifically to Wiseco's specifications to provide ultimate performance and sealing with Wiseco's wide variety of 4 stroke pistons. From compression and sealing to oil control, rings can make or break piston performance, which is why Wiseco rings are developed and tested for race ready performance.