You have to separate the case to get the syncro drum and the 1/R slider out. Anaheim gear in Anaheim, CA has parts for these transmissions. 1-800-477-1103
Fred


1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine