ARC 6272 Billet Rod Honda GX340/390 Predator 420 4.41 PACKAGE UPGRADE Exquisite packaging box, all parts of the product are separated by soft materials, to avoid collision damage caused by the transportation process, to avoid scratches and damage caused by the collision between the bearing and the connecting rod. Fitment:For Honda GX340 390 420 Engine Go Kart Mini Bike., 4., 4 center to center for a 1., 4 crankshaft pin and a 20mm wrist hole. Please strictly follow the manual to avoid product damage. Mini Bike Performance Rod Crate Engine Kit | For Honda GX200 | Go Kart, Mini Bike Connecting Rod ARC stock length billet rod with bearing inserts for the Harbor Freight Predator 420cc engine. Fits both the Hemi and non-Hemi versions. 3.308 center-to-center for a 1.188 rod journal and .709 wrist pin. Stock OEM length for use with the stock crankshaft and stock style (dished or flat top) piston in modified engines. Built from 7075-T651 aircraft grade aluminum. Uses ARC's custom... Package included: 1 x Crank,2 x Bearings Package included: 1 x Crank,2 x Bearings Installation Method The product contains a manual with detailed installation steps. Clements Billet Rod GX390 - JRPW Racing Installation Method The product contains a manual with detailed installation steps.