S&S Cycle 31-0052 Super Stock Engine Case

Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in stock and 3 5/8in big bore motors for any stroke up to and including 5in and most stock length connecting rods. Machined to accept an oil filter assembly that mounts on the front of stock motor cases. All races are line-honed and breather cavity is precision-machined to optimize breather timing for maximum oil scavenging. Additional parts include crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, oil pressure switch, oil screen, spring and plug, sprocket shaft Timken bearing assembly and oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump drive shaft bushing and installation instructions. Machined for EFI fitment. Made in the USA.

Vehicle Fitment:

1986-1987 Harley Davidson FLHT Electra Glide Standard
1984-1990 Harley Davidson FLHTC Electra Glide Classic
1989-1990 Harley Davidson FLHTCU Electra Glide Ultra Classic
1986-1990 Harley Davidson FLST Heritage Softail
1988-1990 Harley Davidson FLSTC Heritage Softail Classic
1990 Harley Davidson FLSTF Fat Boy
1984-1990 Harley Davidson FLTC Tour Glide Classic
1989-1990 Harley Davidson FLTCU Tour Glide Ultra Classic
1991 Harley Davidson FXDB-S Dyna Glide Sturgis
1986-1990 Harley Davidson FXR Super Glide II
1985 Harley Davidson FXRC Low Rider Chrome
1987 Harley Davidson FXRC Low Rider Chrome
1986 Harley Davidson FXRD Sport Glide Grand Touring
1984 Harley Davidson FXRDG Disc Glide
1984-1990 Harley Davidson FXRS Low Glide
1990 Harley Davidson FXRS-Conv Low Rider Sport Convertible
1986-1990 Harley Davidson FXRS-SP Low Rider Sport
1984-1990 Harley Davidson FXRT Sport Glide
1984-1990 Harley Davidson FXST Softail Standard
1986-1990 Harley Davidson FXSTC Softail Custom
1988-1990 Harley Davidson FXSTS Springer Softail