Command Clutch Hub Wheelie Bar It is a sleeve that

It is a sleeve that goes over the teaser spring

420 and increase duration 250 degrees If using solid lifters set lash to

Weights are in STOCK must call to order and pay for shopping NOT offered on-line

The 10-14 comes with a copper gasket and bolts

Command Clutch Hub Wheelie Bar It is a sleeve thatTractor Pullers using Command motors 18 25 this is the part you need to bolt to stock or aftermarket flywheel Stock flywheel uses metric bolts(52731), aftermarket uses standard(52732) ( 5 16 24x2 ). Bolts sold separately in sets of 4. Approx 3 3 4" Round with a 4 bolts on 3" center to center. Will work with Briggs with the raised center of 1. 875 Holes are drilled 5 16" but can be drill out to 3 8" if needed.