Super Stock® Alternator Style Crankcase for 1970-'84 Big Twins with 3-5/8" Bore - Natural component & 23 x 5

& 23  x 5

Instructions for making that modification can be found here on our Web site

Slim Wrap steel Fender

80% Acrylic

* THIS KIT IS FOR SOFTAIL MODEL

Super Stock® Alternator Style Crankcase for 1970-'84 Big Twins with 3-5/8" Bore - Natural component & 23 x 5The S&S Super Stock alternator style crankcases are perfect for stock replacement and for high performance applications. Pre clearanced for strokes up to and including 5". S&S Super Stock crankcases are compatible with stock 1970'99 flywheel assemblies, primary covers, gearcovers, and clearanced for 38 amp alternator stators. 3 5 8" bore for 1970 84 Harley Davidson big twin. Natural finish.