You can also use the 56 side cover and the one piece rod.
56 up (and 55 V-8's) used a different shifter box to allow clearance for the V-8 exhaust manifold. This should not be an issue with the 235.
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