Std Pistons with 11.4:1 Compression Ratio. Fits Milwaukee-Eight 2017up with Big Bore 107ci to 124ci 4.250in. Cylinders. - Keith Black Pistons custom-form and rocker box covers

and rocker box covers

* All Models with HD Saddlebags require BAI-S77-0163GB

* Black Anodize Finish

Crisp machined details for striking contrast

Std Pistons with 11.4:1 Compression Ratio. Fits Milwaukee-Eight 2017up with Big Bore 107ci to 124ci 4.250in. Cylinders. - Keith Black Pistons custom-form and rocker box coversFeatures & Benefits: * Super Duty KB Forged Coated Anodized Piston Kit. * 107ci to Big bore 124" 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 Steel