Rollerized 1st gear, 36 tooth, for Muncie M20 & M21 transmissions, 1964-74. A rollerized 1st gear is a must in high load and high speed applications, such as road racing or circle track racing.
Does not fit Muncie M22. Contact us for pricing on the M22 rollerized 1st gear.
The Gear Box, 31759 Block, Bldg. C, Garden City, MI 48135 * Phone 734-793-0727 * Fax 734-793-0729
