Polaris BB engines f/s. Slp & struthers
1.SLP 903 twin based off 800 cases 76mm crank with 500 miles on case and crank. Zero miles on cylinders,pistons ,domes and ex valves. head is 14.1 compression. 180 hp from what SLP says. cylinders are stock Polaris with 2mm overbore an race ported. Can sell complete or in long block form
ignition will be a polaris ducati or kokusan whichever you prefer
2.Struthers 990 twin basically a stroked 910. everything was completly gone through beginning of this season. Crank has all new bearings and rods cases are brand new pistons new cylinders replated. domes new will sell complete or long block with ducat or kokusan ignition
I have only one set of carbs mikuni 40's rifle bored with PSI dial a jets.
Only I set of Modified SLP race Twins ceramic coated
I am getting a new Dragon witha Struthers 860 next year so these engines need to go!!
Rett
509-760-3244
1.SLP 903 twin based off 800 cases 76mm crank with 500 miles on case and crank. Zero miles on cylinders,pistons ,domes and ex valves. head is 14.1 compression. 180 hp from what SLP says. cylinders are stock Polaris with 2mm overbore an race ported. Can sell complete or in long block form
ignition will be a polaris ducati or kokusan whichever you prefer
2.Struthers 990 twin basically a stroked 910. everything was completly gone through beginning of this season. Crank has all new bearings and rods cases are brand new pistons new cylinders replated. domes new will sell complete or long block with ducat or kokusan ignition
I have only one set of carbs mikuni 40's rifle bored with PSI dial a jets.
Only I set of Modified SLP race Twins ceramic coated
I am getting a new Dragon witha Struthers 860 next year so these engines need to go!!
Rett
509-760-3244
Last edited:
