Mercury / Mariner 15-20hp FourStroke 300hr Service Kit (8M0120838) with Oil + FREE Winterisation Kit

From: £290.99

Mercury / Mariner 15-20hp FourStroke 300hr Service Kit (8M0120838)

Genuine Quicksilver kit

In Stock

FREE Winterisation Kit (fogging oil + fuel stabiliser)

Fogging oil + fuel stabiliser to lay your outboard up for the winter.

In Stock

Oil change pack: Quicksilver 10W-30 engine oil + gear oil

Oil change pack: 1L Quicksilver 10W-30 (1 x 1L) + Quicksilver Premium Gear Lube (2 x 237ml)

In Stock

Aspen 4 petrol for four-strokes, 5 L

Alkylate petrol from Aspen. Run the engine on it before laying up.

In Stock

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SKU: 8M0120838-WINTER Categories: ,

Engine oil and gear oil for this engine included. Offer ends 20 December 2026. Dispatched within 5-7 working days.

Description

What you get

  • Mercury / Mariner 15-20hp FourStroke 300hr Service Kit (8M0120838) (contents below)
  • FREE winterisation kit: fogging oil + fuel stabiliser

Offer ends 20 December 2026. Dispatched within 5-7 working days.

Not sure this is the right kit? Tell us your engine and we will send you the right one.

Service kit

Fits: 15 and 20 HP FourStroke (Pro-Rig: 15/20HP Carbureted) (0R235949 through 0R833819 (powerboatsupply))

Genuine Quicksilver maintenance kit 8M0120838.

Contents:

  • oil filter
  • fuel filter (in-line)
  • oil drain seal
  • 3 gearcase drain seals
  • thermostat and gasket
  • spark plugs (powerboatsupply x3, Pro-Rig 2)
  • water pump repair kit
  • anode

Additional information

Weight 1.6 kg

Oil change pack: Quicksilver 10W-30 engine oil + gear oil

Weight 1.49 kg

Aspen 4 petrol for four-strokes, 5 L

Weight 0.5 kg

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