This is a phenolyic resin auxiliary shaft pulley for 15000cc SOHC engine supplied in Fiat X1/9s.
It is the wide-style with no lip. Weighs only 12 ounces!! An excellent way to reduce reciprocating mass from the valve train of a high-RPM engine.
Stock photo used for this item.
Condition: USED (8 of 10)
Used but very good condition, with no stress cracks or fractures, minimum saddling of teeth.