Motorcycle Carburetor Modification Kit: Seven PWK Sandblasted Sizes from 21mm to 34mm

This motorcycle carburetor upgrade kit provides tuners and mechanics with a selection of seven precisely sized PWK sandblasted carburetors for performance modification work. Designed specifically to increase exhaust volume and enhance engine performance, the kit offers sizes ranging from 21mm to 34mm to match different engine displacements. The carburetors are listed as applicable to KR150 KSR models and universal carburetor motorcycles, making them suitable for various modification projects. Each carburetor comes sandblasted for a finished appearance and is packaged in a colour box, with the complete product weighing 0.55kg. Whether you're upgrading a small displacement bike or tuning a larger engine, this kit provides the essential fuelling component for performance-oriented motorcycle modifications.

Features and Construction

The kit's core feature is its range of seven PWK sandblasted carburetor sizes, each designed for specific engine capacity applications. This selection allows precise matching to your motorcycle's displacement and modification goals.

Material and Build

The carburetors feature a sandblasted construction that provides a uniform surface texture suitable for performance applications. This finishing process creates a consistent appearance while maintaining the functional integrity of the carburetor components. The PWK designation indicates a specific carburetor model type commonly used in motorcycle applications, though the source text doesn't provide additional material specifications. The sandblasted finish offers a practical surface that resists fingerprints and minor handling marks during installation.

Size and Practical Fit

With seven available sizes from 21mm to 34mm, the kit covers engine displacements from 50cc to 350cc. The 21mm carburetor suits 50cc to 100cc engines, while the 24mm and 26mm versions work with 90cc to 125cc motorcycles. For mid-range bikes, the 28mm carburetor fits 125cc to 150cc engines, and the 30mm version accommodates 150cc to 250cc displacements. Larger engines from 250cc to 350cc can use either the 32mm or 34mm carburetors. This graduated sizing allows precise matching to your specific engine build and performance targets.

Uses and Placement

These carburetors serve specific modification purposes, primarily focused on increasing exhaust volume and enhancing motorcycle performance through improved fuelling and airflow.

Event or Professional Use

For track days, racing applications, or professional tuning work, these carburetors provide the adjustable fuelling needed for modified engines. The size range allows mechanics to select precisely the right carburetor for specific engine builds, whether working on small displacement race bikes or larger modified street machines. The universal fitment makes them suitable for various motorcycle models beyond the specifically mentioned KR150 KSR, though compatibility verification remains essential. Professional tuners can use multiple sizes from the range when working on different client bikes throughout a season.

Everyday Home Use

For home mechanics and motorcycle enthusiasts undertaking modification projects, these carburetors offer a straightforward upgrade path. The clear engine displacement guidelines help DIY tuners select the appropriate size for their specific bike, reducing the risk of incorrect sizing. The sandblasted finish provides a professional appearance even on home-built projects, while the colour box packaging keeps the component protected until installation. Home users modifying their street bikes for improved performance will find the size range accommodates most common displacement upgrades.

Benefits and Buying Value

This carburetor kit delivers practical advantages for motorcycle modification through its size range, application specificity, and straightforward packaging.

Reuse and Low Maintenance

The sandblasted construction offers a durable surface that withstands routine maintenance and cleaning without significant cosmetic degradation. While the source text doesn't provide specific longevity claims, the carburetor's design as a performance component suggests it's built for ongoing use in modified engines. The universal fitment increases potential reuse opportunities across different motorcycle projects, provided compatibility requirements are met. Proper installation and fuelling adjustment should maintain the carburetor's functional performance over time.

Why Choose This Product

Select this carburetor modification kit for its precise size range covering seven different specifications from 21mm to 34mm. The clear engine displacement guidelines help ensure correct sizing for your specific motorcycle build, whether you're working on a small 50cc engine or a larger 350cc project. The sandblasted finish provides a practical appearance suitable for both professional and home workshop applications. At 0.55kg with colour box packaging, the product arrives ready for installation without excessive packaging waste. For KR150 KSR owners or those modifying universal carburetor motorcycles, this kit offers a targeted solution for performance enhancement through increased exhaust volume.