Keith Black KB264.030 1200cc Harley XL Piston Set.030

Keith Black flat-top piston set,.030 oversize, with a 9:1 compression ratio, designed to upgrade Harley-Davidson XL engines. Cast in a permanent steel mold from a hypereutectic alloy, these pistons offer durability, precise sizing, and reduced wear for longevity.

What you get: a complete piston kit including rings, built for Harley-Davidson XL models from 1988 through 2003. The lightweight design promotes better power delivery and fuel efficiency, while the high ring placement helps control detonation and maintains top-ring temperature for smoother operation.

• Material: Hypereutectic alloy
• Casting method: Permanent steel mold
• Oversize:.030
• Compression ratio: 9:1
• Fitment: Harley-Davidson XL 1988–2003
• Includes rings
• Origin: Made in Mexico
• Break-in guidance: Moderate speeds for at least 500 miles
• Installation resources: Online instructions available
• Recommended accessories: Piston ring sets, ring compressor tools, clamping tools

This piston set is designed for 1200cc XL engines and is part of a full upgrade kit, offering durability and performance gains for street and performance riding.

Keith black flat top piston set is.030 oversize with a 9.0:1 compression ratio includes rings.

Upgrade your Harley Davidson XL engine with the Keith Black KB264.030 1200cc piston set, designed specifically for models from 1988 to 1997. Crafted from the advanced hypereutectic alloy, these pistons are cast in a permanent steel mold to ensure durability and precision. Featuring a lightweight design, they promote increased power output while reducing fuel consumption and enhancing engine longevity. These pistons are designed with a 9:1 compression ratio, optimizing both performance and efficiency for street and performance riding.

The low heat transfer characteristics of the Keith Black alloy help keep the piston skirts cool during operation, minimizing expansion and maintaining proper clearance. The high compression ring placement not only boosts power but also reduces the likelihood of detonation, contributing to smoother engine operation. Proper break-in is essential for maximizing performance; therefore, it is recommended to run the engine at moderate speeds for at least 500 miles, avoiding excessive low gear running to allow rings and pistons to seat correctly.

Installation instructions are available online, providing comprehensive guidance to ensure proper assembly. This piston set includes all necessary components for a complete upgrade, and it pairs well with recommended accessories such as piston ring sets, ring compressor tools, and clamping tools. Made in Mexico, these pistons are a reliable choice for enthusiasts seeking performance and durability from their Harley Davidson XL engines.

Features:

• Material: Hypereutectic alloy for strength and durability

• Casting Method: Permanent steel mold for precision and consistency

• Lightweight Design: Promotes more power and better fuel efficiency

• Compression Ratio: 9:1 for optimal performance

• Heat Transfer: Low heat transfer alloy keeps piston skirts cool

• High Ring Placement: Reduces detonation and increases top ring temperature

• Fitment: Compatible with Harley Davidson XL models from 1988 to 1997

• Origin: Made in Mexico

• Recommended Break-in: Moderate speeds for at least 500 miles

Fitment:
Harley Davidson XL 1988
Harley Davidson XL 1989
Harley Davidson XL 1990
Harley Davidson XL 1991
Harley Davidson XL 1992
Harley Davidson XL 1993
Harley Davidson XL 1994
Harley Davidson XL 1995
Harley Davidson XL 1996
Harley Davidson XL 1997
Harley Davidson XL 1998
Harley Davidson XL 1999
Harley Davidson XL 2000
Harley Davidson XL 2001
Harley Davidson XL 2002
Harley Davidson XL 2003