VALVE GUIDE EXHAUST BRONZE STD, KIBBLEWHITE 30-30210, HONDA CRF450R 02-08

This standard exhaust valve guide is designed for Honda CRF450R models from 2002 to 2008. Made from manganese bronze, it offers ease of machining and installation, making it suitable for engine builders seeking cost-effective solutions. While not as wear-resistant as C630 nickel-aluminium bronze, it retains precise manufacturing tolerances and is compatible with standard valve sizes.

Features

• Made from manganese bronze for easier reaming and honing

• Designed for exhaust valve applications

• Standard guide diameter: 0.4360″

• Suitable for builders using manual or electric tools

• Maintains KPMI® manufacturing tolerances

Specifications

• A: 0.580″ (14.74 mm)

• B: 0.605″ (15.37 mm)

• C: 0.740″ (18.81 mm)

• D: 0.890″ (22.62 mm)

• E: 0.480″ (12.20 mm)

• F: 0.1955″ (4.96 mm)

• G: 0.4360″ (11.08 mm)

Cross-Reference OEM Part Numbers

• Part No. 65-913+000

• Kibblewhite #30-30210

Vehicle Fitments

• Honda CRF450R 2002–2008