JS Motorsport
 
 
motorcycle
HIGH-PERFORMANCE
PARTS
FOR NORTON TWINS
JS Motorsport
4480 North Academy Avenue
Sanger, CA 93657
Phone/Fax: 559 875 0659
Email: jim@jsmotorsport.com

JS Motorsport Reusable Gaskets
Fiberglass impregnated silicone that you can tighten down
Oil tight. Sealer unnecessary

Twin fluted reduced shank cylinder through bolts for 850 and short strokes. Fits Maney or original iron cylinders. High strenth ARP.

Price: $125 set

Reduced shank twin fluted head bolts for Maney cylinders. High strength ARP.

Price: $155 set

Triangular reduced shank 3/8" US studs and twin flute 5/16 US studs for stock heads with Maney cylinders. The triangular shape allows a reduced shank while still locating the head on the cylinders. High strength ARP with 12 pt nuts and Belleville spring washers. Requires 3/8" x 16 thread time inserts (prefered) or heli coils. See Timesert installation.

Price: $195 set

Triangular reduced shank 3/8" US studs for stock heads with stock cylinders. The triangular shape allows a reduced shank while still locating the head on the cylinders. High strength ARP and Belleville spring washers. Long SS nuts, Requires 3/8" x 16 thread time inserts (prefered) or heli coils. See Timesert installation.

Price: $135 set

SS Triangular reduced shank 3/8" studs with Whitworth thread into head for Full Auto or stock heads with Maney cylinders. The triangular shape allows a reduced shank while still locating the head on the cylinders. 12 pt US nuts with Belleville spring washers.

Price: $120 set

TERMS: 30 day exchange limit upon pre-approval; 15% restocking fee. Returned parts must be in new original condition. Items are non-returnable once they have been installed.