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Our office is closed on Friday March 29th.

Our office is closed on Friday March 29th.

Westerbeke W 70 Engine

  CLICK HERE TO SEARCH THE W 70 PARTS CATALOG

As an Authorized Westerbeke Dealer, Diesel Parts Direct carries a great selection of genuine diesel engine parts. We stock most popular Westerbeke products like oil and fuel filters, and impeller kits and have them ready for immediate shipment. If you know the correct part number, please enter it in the search box located in the navigation bar, or use any of our quick links below to access the most common parts available for this model.

If you do not see the parts you are looking for, please use our quote request form or call us at 888.650.2771: our knowledgeable inside sales staff will gladly help you.


ZINC - 108B SIX / 11.0 BTD / 12.5 BTDA (1/4 NPT X 1-3/4)

$17.07

RAW WATER PUMP IMPELLER KIT - 108B SIX / 20.0 BEDA / 25.0 BED (FOR WB-038445 AND WB-011353)

$55.22

RAW WATER PUMP SEAL - 108B SIX / 20.0 BEDA / 25.0 BED (WITH SEAT)

$108.35

COG BELT (37.3 X A)

$74.26

HEAT EXCHANGER GASKET - 11.0 BTD / 12.5 BTDA / 15.0 BTDA (2-3/4")

$6.43

FUEL SHUT-OFF SOLENOID - 15.0 BTDA / 15.0 BTDB / 20.0 WMD (12V DC)

$584.43

FUEL FILTER - 108B SIX / 15.0 BTDA / 15.0 BTDB (SPIN-ON)

$16.73

THERMOSTAT - 15.0 BTDA / 15.0 BTDB / 20.0 BEDA (180degF / 82degC, WITH BYPASS)

$22.29

SPARE PARTS - 20.0 WMF / 25.0 WMF / 25.0 WTA (KIT A)

$493.65

SPARE PARTS - 20.0 WMF / 25.0 WMF / 25.0 WTA (DELUXE KIT B)

$2,220.86

DIPSTICK - 25.0 BED / 82B FOUR

$43.96

FRESH WATER PUMP - 20.0 BEDA / 25.0 BED / 71C FOUR (WITH GASKET)

$269.58

FUEL INJECTOR - 108B SIX / 15.0 BTDA / 63B FOUR

$380.03

FUEL INJECTOR NOZZLE - 108B SIX / 15.0 BTDA / 25.0 BED

$149.04

FUEL INJECTION PUMP - 25.0 BED / 82B FOUR (25KW ELECTRIC GOVERNOR)

$4,719.05

REMOTE OIL FILTER - 108B SIX / 20.0 BEDA / 25.0 BED

$1,061.41

COG BELT - 55A FOUR (45.3 X A)

$86.15

EXHAUST ELBOW - 12.5 WMD / 20.0 WMD / 4.4 WMD (WATER INJECTED, 90 DEGREE, 1.5 NPT)

$331.85

FUEL HARDWARE KIT - 25.0 BED / 82B FOUR

$175.63

RAW WATER PUMP REPAIR KIT - 108B SIX / 20.0 BEDA / 25.0 BED (FOR WB-011353 PUMPS)

$406.62

THERMOSTAT GASKET - 15.0 BTDA / 15.0 BTDB / 20.0 BEDA

$3.87

OPERATOR MANUAL - W 52 / W 58 / W 70 / W 100

$27.78

ISOLATOR - 4.5 BCGTC / 4.5 BCGTE / 7.2 BCGTC

$261.67

FUEL INJECTOR RETURN LINE

$151.42

RAW WATER PUMP - 108B SIX / 20.0 BEDA / 25.0 BED

$1,530.90

OIL FILTER - 108B SIX / 25.0 BED / 82B FOUR (WITH GASKET, SPIN-ON)

$36.60

FRESH WATER PUMP GASKET - 20.0 BEDA / 42B FOUR / 71C FOUR (BEARING HOUSING TO PUMP BODY)

$18.26

AIR FILTER - 63B FOUR

$183.33