Restore the high-winding power of your 1993-95 Honda CR125R with the uncompromising L.A. Sleeve H5249. Built from a high-tensile chrome-moly alloy, this sleeve offers a superior alternative to worn-out factory linings, providing a durable surface that...

Bring the hard-hitting power back to your 1990-91 Honda CR250R with the high-performance L.A. Sleeve H5105. Forged from a specialized chrome-moly alloy, this sleeve provides a much tougher wear surface than stock, ensuring your engine handles high-heat...

Revitalize your classic 1990-91 Honda CR125R with the ultra-durable L.A. Sleeve H5104. This replacement sleeve is cast from a premium chrome-moly alloy, providing a tough-as-nails wear surface that far outlasts traditional liners. Its CNC-precision...

Refresh your sled's 599cc powerhouse with the L.A. Sleeve FL1271, the premier choice for Arctic Cat engine restoration. This sleeve is fabricated from high-grade chrome-moly alloy, offering a rugged internal surface that resists the intense wear of...

Equip your mini-racer for the holeshot with the L.A. Sleeve FL5550, a premium solution for KTM 65 SX engine restoration. Constructed from high-strength chrome-moly alloy, this sleeve provides a resilient, low-friction surface that handles high-revving...

Give your 550 Fan Ski-Doo the reliability it needs for the backcountry with the L.A. Sleeve FL1275. This specialized chrome-moly alloy sleeve is built specifically for the Rotax Type 552 engine, featuring a critical O-ring groove integrated into the top...

Engineered for riders who demand consistency, the L.A. Sleeve KA5608 is the ultimate fix for a worn KX100 top-end. This sleeve utilizes a specialized chrome-moly alloy to provide a high-friction, wear-resistant surface that excels under extreme heat. The...

Bring your vintage Kawasaki back to its peak performance with the L.A. Sleeve KA5253. This premium replacement sleeve is forged from a robust chrome-moly alloy, offering an incredibly resilient surface that stands up to the rigors of high-RPM racing. Its...

Restore your Suzuki’s legendary snap with the L.A. Sleeve Two-Stroke Cylinder Sleeve (FL5420). Engineered from high-density chrome-moly alloy, this sleeve provides a superior wear surface that outperforms stock longevity while maintaining optimal...

Give your Suzuki the competitive edge with the L.A. Sleeve FL5346, a high-strength liner designed for riders who refuse to compromise on engine integrity. Constructed from premium chrome-moly alloy, this sleeve offers a superior friction surface that...

Keep your Suzuki screaming on the track with the L.A. Sleeve FL5323, a high-performance liner built to replace worn-out factory plating. Forged from a specialized chrome-moly alloy, this sleeve provides an exceptionally tough surface that thrives in the...

Ignite your Suzuki's performance with the L.A. Sleeve FL5255, the professional choice for restoring 125cc small-bore power. Crafted from a high-density chrome-moly alloy, this sleeve provides a much more resilient surface than factory plating, ensuring...