my sleeper is an rb20det.... but i have upgraded everythin around it before the motor.... i have 30omm vt commo rotors with r32 type m 4 piston calipers on the front... new rear brakes, booster and 1 inch master cylinder of a mid 80's 280C..... workin on steering at moment.... suspension has been llowered and stiffened in the front and the rear is to come....
also fitting a factor lsd that will handle the power ( combination of centre from one car and axels from another)
have upgraded fuel system with twin 8mm lines front to rear, twin fuel pumps and surge tank.... decent cooling ( 3 core 16mm fin radiator) and a few other saftey mods to boot.....
do everythin round it first before ya play with the motor... that6 way you are garanteed it will stop and pefore before ya go silly under the hood.