Good smooth motor. List of info:

4.145 JE*pistons

3.800 stroke

2 1/2" Hilborn injection

2.150 intake valves (titanium new last season) 1.600 exhaust valves

New springs last season

New pushrods last season

Reed cam .450 Intake lift, .448 Exhaust lift

550 nozzles

Mallory mag with 2 coils.

Spare valve covers

FSR radiator

Well maintained, valves done after every race, oil changed with Valvoline VR1 every 2 nights.

Nothing wrong with motor, turn key, just switching classes

Contact Chris 224-612-4797