KPMI Intake Valve Guide Harley-Davidson

KPMI Intake Valve Guide for Harley-Davidson Evo & Sportster 1984-2003

$66.00

Material C630 Bronze Manganese Cast Iron

Outside Dia.: (G) Std. +0.001" +0.002" +0.003" +0.004" +0.010"

Upgrade or rebuild your engine with precision-engineered KPMI intake valve guides, manufactured specifically for Harley-Davidson valvetrain applications. Available in high-performance C630 nickel-aluminum bronze, easy-to-finish manganese bronze, and custom wear-resistant cast iron, each guide is built to exacting tolerances to ensure optimal fitment and reliability.

Designed with specialized profiles that maintain critical wall thickness in high-heat areas while maximizing port flow, these intake valve guides deliver outstanding heat dissipation and extended service life across demanding riding conditions.

Key Features

Brand	KPMI
Product Type	Intake Valve Guide
Type	Intake
Quantity	Pkg. of 1
Dimension A	16.5 mm
Dimension B	17.8 mm
Dimension C	20.3 mm
Dimension D	35.6 mm
Dimension E	15.6 mm
Dimension F	7.9 mm
Outside Diameter (G)	14.27 mm (Std.) / 14.30 mm (+0.001") / 14.33 mm (+0.002") / 14.35 mm (+0.003") / 14.38 mm (+0.004") / 14.53 mm (+0.010")
Item Model Number	FR327789_01GAUS
Estimated Shipping Weight	0.1 kg

Highlights

Engineered specifically for Harley-Davidson intake valvetrain configurations
Available in C630 Nickel-Aluminum Bronze, Manganese Bronze, or Cast Iron
Optimized guide profile minimizes airstream disruption while maintaining wall thickness in high-heat zones
Multiple standard and oversize outside diameter options available

Compatibility

Harley-Davidson Evolution (1984–1999)
Harley-Davidson Sportster 883cc (1986–2003)
Harley-Davidson XL 1100cc (1986–1987)
Harley-Davidson Sportster 1200cc (1988–2003)
Harley-Davidson Twin Cam 88" (1999–2004)

Downloads

Frequently asked questions

Which Harley-Davidson engine models are compatible with this valve guide?

This guide fits Harley-Davidson Evolution (1984-1999), Sportster 883cc (1986-2003), XL 1100cc (1986-1987), Sportster 1200cc (1988-2003), and Twin Cam 88" (1999-2004).

What materials are available for this intake valve guide?

It is offered in copper-based C63000 nickel-aluminum bronze, easily machinable manganese bronze, and fine-grained wear-resistant cast iron.

How does the C630 bronze material perform under high temperatures?

C630 nickel-aluminum bronze features approximately 80 percent copper content for outstanding thermal conductivity and 5 percent nickel content for high resistance to wear.

Can manganese bronze guides be honed with standard shop tools?

Yes, manganese bronze valve guides are designed to be easily reamed and finished using standard electric or battery-operated drills and ball hones.