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420851754 Seadoo Spark Plug Tube | Genuine Used Part

420851754 Seadoo Spark Plug Tube | Genuine Used Part

$25.00 AUD
$25.00 AUD
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Low stock: 3 left

✓ Authorised Volvo Penta Dealer · Genuine used marine parts · Ships Australia-wide

🔧 Product Description

Genuine Sea-Doo Spark Plug Pipe - Part Number: 420851754

This genuine Sea-Doo spark plug tube is used in the cylinder head assembly on Sea-Doo 4-TEC engines. It seals and protects the spark plug well, helping keep oil and moisture away from the ignition coil and spark plug area.

⚙️ Key Features

  • Genuine Sea-Doo spark plug tube / pipe
  • OEM part number 420851754
  • Supersedes earlier OEM reference 420851751
  • Factory cylinder head ignition-well component
  • Direct-fit OEM tube for Sea-Doo 4-TEC engines except SPARK ACE applications

🚤 Compatibility

Commonly used on

  • Sea-Doo 4-TEC cylinder head / ignition well assemblies

Typically suits

  • Engine models:
  • GTI 130 / GTI SE 130 — 1503 4-TEC
  • GTI SE 155 / GTI LTD 155 — 1503 4-TEC
  • GTS 130 — 1503 4-TEC
  • GTR 215 / GTR 230 — 1503 4-TEC
  • GTX 155 / GTX S 155 — 1503 4-TEC
  • GTX 215 / GTX LTD 215 — 1503 4-TEC
  • GTX LTD iS 260 — 1503 4-TEC
  • RXP 215 / RXP-X 255 / RXP-X 260 — 1503 4-TEC
  • RXT 215 / RXT-X 255 / RXT-X 260 — 1503 4-TEC
  • WAKE 155 — 1503 4-TEC
  • WAKE PRO 215 / WAKE PRO 230 — 1503 4-TEC
  • 150 Speedster / 180 Challenger / 210 Challenger / 210 Wake / 230 Challenger 4-TEC boat engines
  • HP Range: Approximately 130HP - 260HP
  • Engine Type: Sea-Doo Rotax 1503 4-TEC Cylinder Head / Ignition Assembly
  • Year Range: Approximately 2002 - 2019

🔌 Function

The spark plug tube forms the sealed passage for the spark plug and ignition coil, helping prevent oil or moisture contamination in the plug well.

⚠️ Common Signs of Failure

  • Oil in spark plug tube
  • Misfire from coil or plug contamination
  • Cracked or damaged tube
  • Hard starting or rough running
  • Oil seepage after cylinder head or valve cover service

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 420851754 → Supersedes 420851751
  • 420851751 (earlier OEM reference)

OEM / Related Numbers

  • 420851754
  • 420851751

Aftermarket / Verified Equivalents

  • AJSP: aftermarket spark plug tube to suit 420851751 / 420851754

📦 Condition

  • Genuine used part
  • Removed from running engine where applicable
  • In good working condition unless otherwise stated

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in the condition you received it for a refund or exchange. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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