Wiseco 103.39mm Black Anodized Ring Compressor Sleeve - RCS40900

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 104.0mm Bore Ring Compressor Sleeve - RCS10400

Wiseco ring compressor sleeves are forged in-house in the USA and are a precision solution to assist in your high-performance engine build.

Wiseco 3.800in Bore Ring Compressor Sleeve - RCS38000

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 3.810in Bore Ring Compressor Sleeve - RCS38100

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 4.000in Bore to 4.070in Bore Piston Ring Compressor Sleeve - RCK400407

Wiseco ring compressor sleeves are forged in-house in the USA and are a precision solution to assist in your high-performance engine build.

Wiseco 4.005in Bore Ring Compressor Sleeve - RCS40050

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 4.020in Bore Dia Black Anodized Piston Ring Compressor Sleeve - RCS40200

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 4.030in Bore Dia Black Anodized Piston Ring Compressor Sleeve - RCS40300

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 4.040in Black Anodized Piston Ring Compressor Sleeve - RCS40400

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 4.050in Black Anodized Piston Ring Compressor Sleeve - RCS40500

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 4.060in Black Anodized Piston Ring Compressor Sleeve - RCS40600

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...

Wiseco 4.065in Black Anodized Piston Ring Compressor Sleeve - RCS40650

Hard-anodized and Teflon coated for low friction and prolonged wear resistanceSleeves have smooth radius that tapers down to the specific bore sizeCompresses the piston rings smoothly and evenlyGreatly reduces difficulty of installing high-performance...