Oil Pressure Gauge Adapter - Shovelhead 1970 / Big Twin
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Chrome Plated Adapter
Fits Shovelhead 1970/Later & Big Twin Evolution, all years.
- For the early generator models (1936/1969), the adapter fits directly into the oil pump replacing the oil pressure sending switch
- For the later Shovelhead and Big Twin Evolution alternator engines 1970/Later, the adapter replaces the top end feed screen plug found on the engine block