Namura Standard Bore Size B Top End Repair Kit for Honda CRF450R 2013-2016 96mm

Namura Standard Bore Size B Top End Repair Kit for Honda CRF450R 2013-2016 96mm

This Namura Standard Bore Size B Top End Repair Kit is a complete piston, ring, pin, and gasket set designed to rebuild the top end of Honda CRF450R engines from 2013 through 2016, using a 96mm bore size.

Overview

The Namura Standard Bore Size B Top End Repair Kit for Honda CRF450R 2013-2016 96mm supplies all necessary components for a fresh top end rebuild. It includes a precision-machined piston, rings, wrist pin, circlips, and a complete gasket set to restore compression and performance. This kit is intended for riders and mechanics servicing the Honda CRF450R model years 2013, 2014, 2015, and 2016 with standard 96mm bore.

Built For Performance

• Includes Namura forged piston designed for high-rpm four-stroke engines
• Ring set provides proper sealing for consistent compression
• Wrist pin and circlips engineered for reliable retention
• Full gasket set includes head, base, and valve cover gaskets
• 96mm factory bore size ensures direct replacement without additional machining

Fits These Machines

• for Honda CRF450R 2013
• for Honda CRF450R 2014
• for Honda CRF450R 2015
• for Honda CRF450R 2016

On-The-Job Use

• Motocross track rebuilds between races
• Off-road enduro and cross-country engine overhauls
• Privateer and amateur racing maintenance schedules
• Dealer service department top-end repairs

Specs At A Glance

Good To Know

Q: Does this kit require any additional machining? A: No, the Namura Standard Bore Size B kit is designed for standard 96mm bore cylinders and does not require boring or honing as long as the cylinder is within factory specifications.

Q: What oil should be used during break-in with this kit? A: Use a high-quality non-synthetic motorcycle oil for the first few heat cycles, then switch to a full synthetic after break-in.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.