Std Pistons with 11.7:1 Compression Ratio. Fits Milwaukee-Eight 2017up with Big Bore 114 or 117ci to 128ci 4.250in. Cylinders. QFS-HFP-FH89-260 Mikuni Part # 42-18

Mikuni Part # 42-18

an optional upper brake line adaptor is available should you wish not to purchase the Magnum Lower Line

* Fits Rear on Yamaha V-Star 1100 1999-2009

Touring 2017up

Std Pistons with 11.7:1 Compression Ratio. Fits Milwaukee-Eight 2017up with Big Bore 114 or 117ci to 128ci 4.250in. Cylinders. QFS-HFP-FH89-260 Mikuni Part # 42-18Features & Benefits: * Super Duty KB Forged Coated Anodized Piston Kit. * 114 or 117ci to Big bore 128" piston kit for Milwaukee 8 when using 4. 250" Bore Cylinders * No head modification required. * Anodized top ring groove and crown. * Line2Line abradable skirt coating applied to . 003" total thickness for a Zero initial fit to allow coating to hone in for a tight quiet running clearance. * Round Wire Locks. * Premium Hastings 1. 5mm 1. 5mm 3. 0mm