Inductive Sender for VDO Speedometers Only opt-bolt-arp2000 The air cleaner is 3-1/2"

The air cleaner is 3-1/2" high with a 7" X 4-1/2" oval

Constructed from 4340 chromoly

(2) Rotors 5-Lug Dual Pattern - 5 x 130mm & 5 x 112mm (Porsche/Bus)

The fit between balls and tracks is very loose to allow for maximum angles

This exhaust comes with hardware and gaskets

Inductive Sender for VDO Speedometers Only opt-bolt-arp2000 The air cleaner is 3-1/2"VDO Sender Use this only if you have the means to trigger the inductive pickup. Trigger means a magnet (sometimes also referred to as a light wheel) that will spin on something like an axle or a CV. A difference in metal can also be a trigger. For example, a flywheel has teeth and valleys. The teeth, being the closest point of contact, would trigger this as it passes over a tooth, then a valley, and then a tooth. Also CV joint bolts can act as a