This is our patent pending rebuildable piston squirter, oversize. Oversize squirters are used when you removed your old squirters and the bores were damaged or had to be enlarged. Also, the OD of the oversize squirters is 6.6mm.
Please check the diameter of your squirter bores using a pin gauge, if possible.
The orifice size in the cap you need depends on the car: