A 95 Roadmaster would have had a 5.7 LT1 Chevy engine. A 4L60E transmission would also be part of that combination. You will likely need the wiring, computer, and related components to install it a different vehicle.
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