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Keep this owner’s manual handy, so you can refer to it any time.
This owner’s manual is considered a permanent part of the water pump
and should remain with the water pump if resold.
The information and specications included in this publication were in
effect at the time of approval for printing. Honda Motor Co., Ltd.
reserves the right, however, to discontinue or change specications or
design at any time without notice and without incurring any obligation
whatsoever. No part of this publication may be reproduced without
written permission.
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
QUICK REFERENCE INFORMATION
Fuel Type
Regular unleaded gasoline with an
ethanol content of no more than
10% and a pump octane rating of
86 or higher (see page 28)
Engine Oil Type
SAE 10W-30, API SJ or later (or
equivalent), for general use
(page 31)
Maximum oil capacity:
WT20X...............
19 oz (0.58 L)
WT30X/WT40X.. 37 oz (1.1 L)
Spark Plug
Type NGK: BPR6ES
DENSO: W20EPR-U
Gap 0.028–0.031 in (0.7–0.8 mm)
(page 36)
Maintenance
Before each
use
Check engine oil level.
Check air lter.
After each use Drain pump casing and rinse with
clean water if necessary.
First 20 hours Change engine oil.
Subsequent Refer to the maintenance schedule
on page 26.