Pump Sub-assy, Priming

22501-77021

Superseded / ended 1983-02 PNC 22501 Japan

Fitment

Codes the factory prints against this line. Hover for the catalogue's own expansion.

B,2B,3B BU2#,3#,4#,50

Fits: Dyna BU2#,3#,4#,5#
Valid: 1978-10 → 1983-02
Model period: not recorded — this catalogue predates the field
Destination †: 01
Catalogue page †: /0112

† Read from the record layout but confirmed by no published legend.

Shown on

Figure MF1841C

Interchangeable numbers

Number	Alternative	Effective
22501-78030	22501-77021	2009-07

Other lines in this group

Part number	Period	Status
22501-77020	1977-08 → 1978-10	Superseded / ended 1978-10

List price

Not priced in this market.

Only the Japanese dataset ships a price file. Add the part to an enquiry to ask a seller for a quote.

This number everywhere

Every vehicle in every market that takes 22501-77021.

Show all applications

No quantity, deliberately

The factory catalogue records which parts a vehicle takes, never how many. Quantity was always typed in by the parts counter when raising an order, so nothing here can tell you whether you need one or four.