Availability
J.W. Performance crankshaft adapter sleeves allow you to fit a transmission from another make into your crankshaft pilot. They're manufactured from high-quality steel and easily insert into the end of your crankshaft pilot with no modifications. These sleeves are available in different styles and sizes for specific applications (such as: adapting Ford engines to GM torque converters; or adapting Mopar Hemi Gen III engines to GM torque converters). Don't risk damaging the input shaft of your transmission—get ready for the track with J.W. Performance crankshaft adapter sleeves.
( 7 )
$52.46
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$65.99
J.W. Performance "How to build a Powerglide" books are perfect for the novice or experienced builder. With over 170 pages of detailed explanations and pictures, these books are sure to help you out.
( 1 )
$53.66
J.W. Performance short overhaul kits offer reliability. The best time to rebuild is before there's a problem. Their short rebuild kits provide premium gaskets and seals to keep your transmission shifting smoothly. Are you ready for a rebuild? J.W. Performance short overhaul kits ensure performance and a long service life.
( 1 )
$98.55
J.W. Performance automatic transmission racing fluid is recommended for precision-built high performance transmissions. It is a full synthetic performance ATF and extremely high-heat tolerant. Order the quantity needed.
( 1 )
$53.99
J.W. Performance flexplate adapter kits are designed to fit your engine's crankshaft and allow for the use of a GM TH400, TH350, or a Powerglide transmission. They're ideal for drag race, Circle Track, or other forms of motorsports that rely heavily on automatic transmissions. Components are made from steel and include the longer Grade 8 mounting bolts to install your new flexplate. Order the adapter kit recommended for your application.
( 2 )
$82.22
J.W. Performance automatic transmission sun shells are high-quality replacement parts for your transmission. Each sun shell is designed for a specific transmission model, providing an ideal fit and performance.
Not Yet Reviewed
$53.99
J.W. Performance offers clutch packs for a variety of automatic transmissions—including Powerglide models. These high gear clutches are a popular choice for many forms of competition. They're designed to deliver consistent, trouble-free performance. Order the pack recommended for your vehicle and transmission application.
Not Yet Reviewed
$53.70
J. W. Performance billet gear pistons offer greatly improved performance and reliability for high-horsepower drag racing. They are manufactured from billet aluminum and are available for different gear positions to help maximize the durability of your automatic transmission.
Not Yet Reviewed
$91.67
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$107.46
J.W. Performance billet servo covers upgrade your transmission. These beautiful billet aluminum servo covers provide a positive seal for leak protection. Covers may include an O-ring seal, gasket, hardware, and pressure port, depending on the application. J.W. Performance billet servo covers are essential for your transmission.
Not Yet Reviewed
$74.25
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