All Balls Racing 86-90 Yamaha BW80 Crank Shaft Bearing Kit 2010-gmc-sierra-1500-wt-esi6556867 3" mandrel-bent 409 stainless steel

3" mandrel-bent 409 stainless steel tubing outflows the restrictive factory exhaust to deliver gains of up to +9 horsepower and +8 lbs

A custom shaped hump hose and heat shield with lid is included

9 Nm at 6150 rpm were achieved under controlled conditions and with a weight saving of over 20% against the stock system

but is also available with bright chrome or black chrome tips

All Balls Racing 86-90 Yamaha BW80 Crank Shaft Bearing Kit 2010-gmc-sierra-1500-wt-esi6556867 3" mandrel-bent 409 stainless steelDouble lip seals with PTFE contact area tolerate dry start conditions Double lip seals with PTFE contact area tolerate dry start conditions Koyo precision crank bearings Less journal wear