Toyota Dyna

1977-08 → 1984-08 · chassis BU2#,3#,4#,5# · catalogue 751120 · Japan

Discontinued model Data version 1985-03

Parts groups Model variants Characteristics Frame ranges Catalogue groups Illustration notes Newest parts Spec codes

Gasket, Exhaust Manifold TO Head

PNC 17173 · 4 part lines in this catalogue

Drawn on MA3861, MA5686B — open a drawing to see this group in context.

Part number	Fitment	Period	Status	List price
17173-56010	B,2B BU2#,3#	1977-08 → 1980-08	Superseded / ended 1980-08	¥440
17173-56020	B,3B BU2#,3#,4#,50	1980-08 → 1982-08	Superseded / ended 1982-08	—
17173-56021	B,3B BU2#,3#,4#,50	1982-08 → 1983-01	Superseded / ended 1983-01	¥1,660
17173-56022	B,3B BU2#,3#,4#,5#	1983-01 → 1984-08	Superseded / ended 1984-08	¥1,660

Several lines under one group is normal — they are the variants for different build periods, destinations and specifications. The fitment codes are what separate them.