Airhead Reference › The book › Valve Gear › Seat angles / widths
Valve Gear · Guides & Seats

Seat angles / widths

Metric
45° / 15° / 75° · In 1.5, Ex 2.0 mm
Inch
.059 / .079"
Applies · All
Main / chamber / port. Seat OD 1000cc (non-/7): 45.175–45.200 mm.

This is the book's general row. In the book, pick your model and year and this figure resolves to your machine, with the one-page torque sheet, the job pages and the printable booklet.

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