Grigg;
Man,you do nice work! Hey,if you put a Jimmie blower on your 4-53,that'd make it a 4-71,wouldn't it? Seems like that's how that works. So by that logic,a blower AND a turbo'd make it a 4-92? Or,at least,I think it should.
grin cool
Speed

1954 GMC 350
1957 GMC 1/2 ton
1962 Chevy C-30
1952 Chevy 6400 dump bed project truck
'98 Harley FLSTC
'66 Pontiac Catalina
'76 Chevy 1 ton Duallie
'84 Bronco II
'78 Dodge W-200
'81 Toyota 4X4 truck