Cox .049 / .051 Timing Shims

    • SKU
      49TISHI
  • US $3.95
Qty:  
Only 12 left in stock
Set of four (4)
 
Features:
Raises exhaust port to delete SPI (Sub Port Induction)
Counteracts RPM loss when using a muffler or throttle ring on engines with SPI
Installs between crankcase and base of cylinder
Two (2) Shims .27mm (.010") 
Two (2) Shims .39mm (.015")
Brand new Current Production items

Application:
All Cox .049 engines
All Cox .051 engines