Offshore Marine Down Arrow Icon

St. Thomas, US Virgin Islands
340.776.5432

Offshore Marine is a well-stocked provider of marine and boat engine parts at prices that can’t be matched! Our inventory includes both current parts and hard-to-find discontinued parts. We carry a variety of plugs, pipe plugs, plug cap assemblies, drain plugs, oil level plugs, pilot jet plugs, and hose plugs for Mercruiser, Volvo, Yamaha, and Yanmar Marine boat engines. You will not find better prices on boat engine plugs anywhere. If you have questions about any of our boat engine parts, email us at info@offshorevi.com. Or ORDER TODAY below and have your engine parts shipped to you right away, with RUSH service available.

Note: Searching by the middle five digits will list all available parts for that group.

Shipping Charges Notice: Shipping to the U.S. only at this time.  The shipping fee associated with this order is estimated based on using the flat rate option provided by the US Post Office, as this works well for the majority of our products. However, if your order contains large items or multiple items that will require multiple boxes, we will contact you with an adjusted shipping total for approval before we ship your order.

Limit Search to Manufacturer

Part Number
Description
Manufacturer
Price
Web Price
Part Number 129472-13560
Description

PLUG PT3/4

Manufacturer Yanmar Marine
Price $23.50
Web Price $11.75
Part Number 6G8-82370-30-00
Description

PLUG CAP ASSY

Manufacturer Yamaha
Price 53.99
Web Price 27
Part Number 124060-59380
Description

PLUG

Manufacturer Yanmar Marine
Price 3.50
Web Price 1.75
Part Number 861551
Description

PLUG

Manufacturer Volvo
Price 12.50
Web Price 6.25
Part Number 861646
Description

PLUG

Manufacturer Volvo
Price 83.99
Web Price 41.995
Part Number 23893-010002
Description

PLUG PF1/8

Manufacturer Yanmar Marine
Price 7.99
Web Price 3.995
Part Number CR8-E0000-00-00
Description

CR8E NGK SPLUG 4PK

Manufacturer Yamaha
Price 15.80
Web Price 7.90
Part Number 63P-14191-00-00
Description

PLUG, DRAIN

Manufacturer Yamaha
Price 6.99
Web Price 3.495
Part Number 6C5-15362-00-00
Description

PLUG, OIL LEVEL

Manufacturer Yamaha
Price 42.80
Web Price 21.40
Part Number 196420-02530
Description

PLUG, M-10

Manufacturer Yanmar Marine
Price 39.99
Web Price 19.995
Part Number 1J7-82370-00-00
Description

PLUG CAP ASY

Manufacturer Yamaha
Price 134.99
Web Price 67.495
Part Number 22-36382
Description

PLUG

Manufacturer Mercruiser
Price 5.38
Web Price 2.69
Part Number 22-428611
Description

PLUG-PIPE

Manufacturer Mercruiser
Price 10.75
Web Price 5.375
Part Number 22-88847A1
Description

PLUG KIT

Manufacturer Mercruiser
Price 36.04
Web Price 18.02
Part Number 23871-010000
Description

PLUG

Manufacturer Yanmar Marine
Price 2.99
Web Price 1.495
Part Number 3847669
Description

PLUG

Manufacturer Volvo
Price 67.50
Web Price 33.75
Part Number 4BP-82370-00-00
Description

PLUG CAP ASY

Manufacturer Yamaha
Price 87.99
Web Price 43.995
Part Number 626-28193-01-94
Description

PLUG,WATER CHECK(NON

Manufacturer Yamaha
Price 23.10
Web Price 11.55
Part Number 63M-82370-00-21
Description

PLUG GAP ASSEMBLY

Manufacturer Yamaha
Price 0.00
Web Price 0.00
Part Number 63P-15364-A0-00
Description

GASKET, OIL PLUG

Manufacturer Yamaha
Price 6.10
Web Price 3.05
Part Number 65W-15362-01-00
Description

PLUG, OIL LEVEL

Manufacturer Yamaha
Price 37.99
Web Price 18.995
Part Number 688-43829-01-00
Description

PLUG,RESERVOR

Manufacturer Yamaha
Price 20.10
Web Price 10.05
Part Number 69J-15364-A0-00
Description

GASKET, OIL PLUG

Manufacturer Yamaha
Price 6.10
Web Price 3.05
Part Number 6AW-15364-00-00
Description

GASKET, OIL PLUG

Manufacturer Yamaha
Price 6.99
Web Price 3.495
Part Number 6BX-1432A-00-00
Description

PLUG

Manufacturer Yamaha
Price 9.99
Web Price 4.995
Part Number 6E5-14394-00-00
Description

PLUG, PILOT JET

Manufacturer Yamaha
Price 12.99
Web Price 6.495
Part Number 6G8-15362-02-00
Description

PLUG, OIL LEVEL

Manufacturer Yamaha
Price 16.80
Web Price 8.40
Part Number 6J8-45378-00-00
Description

NIPPLE,HOSE (PLUG)

Manufacturer Yamaha
Price 8.99
Web Price 4.495
Part Number 6M6-82370-00-00
Description

PLUG CAP ASY

Manufacturer Yamaha
Price 59.30
Web Price 29.65
Part Number 90331-12M05-00
Description

PLUG

Manufacturer Yamaha
Price 7.10
Web Price 3.55
Part Number 90336-12041-00
Description

PLUG, TAPER

Manufacturer Yamaha
Price 0.99
Web Price 0.495
Part Number 90338-06121-00
Description

PLUG,SPEC'L SHAPE

Manufacturer Yamaha
Price 8.80
Web Price 4.40
Part Number 90338-08163-00
Description

PLUG,SPEC'L SHAPE

Manufacturer Yamaha
Price 3.30
Web Price 1.65
Part Number BPR-6ES00-00-00
Description

BPR6ES NGK SPLUG 4PK

Manufacturer Yamaha
Price 5.30
Web Price 2.65
Part Number BR8-HS000-00-00
Description

BR8HS NGK SCREW TOP PLUG

Manufacturer Yamaha
Price 5.99
Web Price 2.995
Part Number BR8-HS100-00-00
Description

BR8HS1 NGK SPLUG 4 PK

Manufacturer Yamaha
Price 6.80
Web Price 3.40
Part Number CR9-EK000-00-00
Description

CR9EK NGK SPLUG 10

Manufacturer Yamaha
Price 23.99
Web Price 11.995
Part Number LKR-6E000-00-00
Description

LKR6E NGK SPLUG 10 PK

Manufacturer Yamaha
Price 17.30
Web Price 8.65
Part Number 128270-09300
Description

PLUG, 1" PIPE

Manufacturer Yanmar Marine
Price 39.99
Web Price 19.995
Part Number 23871-020000
Description

PLUG

Manufacturer Yanmar Marine
Price 3.99
Web Price 1.995
Part Number 23871-030000
Description

PLUG

Manufacturer Yanmar Marine
Price 6.99
Web Price 3.495
Part Number 6E3-82370-21-00
Description

PLUG CAP ASY

Manufacturer Yamaha
Price 30.99
Web Price 15.495
Part Number BPR-6HS00-00-00
Description

BPR6HS NGK SPLUG 10PK

Manufacturer Yamaha
Price 4.80
Web Price 2.40
Part Number 90340-08M04-00
Description

PLUG,STRAIGHT SCRW

Manufacturer Yamaha
Price 17.99
Web Price 8.995
Part Number 6GR-45341-00-00
Description

"PLUG, DRAIN"

Manufacturer Yamaha
Price 51.30
Web Price 25.65