I am trying to get more top speed with less rpm in my 1980 300sd, I was thinking of maybe a 450sel same era rear end swap. Will this do what I need or what do I need to do ?
Thanks , Daniel

__________________
Revenge is a meal best served cold

1980 300SD, Shotzie
1996 Volvo 850, Dark Night
1997 Ford F350 7.3, The Tuna Clipper