Triumph "Stroker" Connecting Rods, Norton Long Rod Conversion Set

Fits:

• 
  
  Any Triumph 650cc modified for an 89mm stroke engine (Triumph case modified to accept a Norton crank, or Norton crank modified for Triumph case and bearings),  1-3/4" diameter journal x 1.009" wide x 89mm stroke.
  
  


• 
  
  Norton 750/850cc Commando (when used in conjunction with MAP9037 or MAP9038 Long rod piston set)
  
  

Dimensions:

• 1-3/4" diameter journal x 1.009" wide x 89mm stroke


• 6.362 center to center


• .688 pin size

Features:

• Sold in matched pairs - balanced to +/- 1 gram


• Unmatched quality - the best rods available anywhere for Triumph


• "Solid Works" designed and stress tested


• Machined from 4340 forging


• Shot peened for stress relief


• ARP2000 bolts (220,000 lb. tensile strength)


• Innovative machined piston oil squirting notches




• Double wrist pin oilers


• Unique reinforced small end critical areas without adding excess weight or cost

Finite element analyses design by High Cotton MotoWorks allows for:

• Re-shaped pin boss for added strength (helps prevent "pin flex"& small-end failure)


• Double “forced” pin oilers to reduce friction and piston pin heat


• Bushed small end (replaceable) eliminating the need for fragile and expensive DLC pins


• Optimized big-end and pin boss for strength with important weight reduction compared to other steel rods

Note:

• Use with stock Norton rod bearings B2101LC


• Not recommended for T140 or TR7 750cc engines unles used with MAP 10-bolt, long rod cylinder kit

Customer Comments:

• "Your con rods arrived yesterday. They are a thing of beauty!!  All perfect! I am extremely impressed with the quality machining and workmanship. Bryce, Queensland, Australia.


• Beautiful! I never thought I could feel this way over connecting rods! guitarguy....eBay purchase


• Brilliant workmanship!  eBay purchase Kal...