Plug, Main Passage, NO.2(FOR CARBURETOR JET)

21781-72151

Superseded / ended 1987-08 PNC 21781A General

Fitment

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

1Y,2Y YH8#

Fits: DYNA100 YH8#,LH80
Valid: 1985-08 → 1987-08
Model period: not recorded — this catalogue predates the field
Destination †: 01
Catalogue page †: 0151/0200

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

Shown on

Figure MF3660B

Interchangeable numbers

Number	Alternative	Effective
21781-72150	21781-72151	1986-03

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 21781-72151.

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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.