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420874846 Seadoo Injector | Genuine Used Part

420874846 Seadoo Injector | Genuine Used Part

$190.00 AUD
$190.00 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 Fuel Injector - Part Number: 420874846

This genuine Sea-Doo fuel injector is used in the electronic fuel-injection system on Sea-Doo 4-TEC engines. It meters fuel into the intake system under ECU control to support correct starting, throttle response, acceleration and engine performance.

⚙️ Key Features

  • Genuine Sea-Doo fuel injector
  • OEM part number 420874846
  • Factory electronic fuel-injection component
  • Related earlier injector reference 420874834
  • Direct-fit OEM injector for listed Sea-Doo 1503 4-TEC fuel systems

🚤 Compatibility

Commonly used on

  • Sea-Doo 4-TEC fuel-injection systems

Typically suits

  • Engine models:
  • GTI 130 / GTI SE 130 — 1503 4-TEC fuel injection
  • GTI SE 155 / GTI LTD 155 — 1503 4-TEC fuel injection
  • GTS 130 — 1503 4-TEC fuel injection
  • GTR 215 / GTR 230 — 1503 4-TEC fuel injection
  • GTX 155 / GTX 215 / GTX 260 — 1503 4-TEC fuel injection
  • RXP 215 / RXP-X 255 / RXP-X 260 — 1503 4-TEC fuel injection
  • RXT 215 / RXT-X 255 / RXT-X 260 — 1503 4-TEC fuel injection
  • WAKE 155 / WAKE PRO 215 / WAKE PRO 230 — 1503 4-TEC fuel injection
  • Challenger / Speedster / Sportster 4-TEC boat engines using 1503 fuel injection
  • HP Range: Approximately 130HP - 260HP
  • Engine Type: Sea-Doo Rotax 1503 4-TEC Fuel Injection System
  • Year Range: Approximately 2006 - 2019

🔌 Function

The fuel injector atomises and delivers fuel into the intake stream under ECU control so the engine receives the correct fuel quantity for operating conditions.

⚠️ Common Signs of Failure

  • Hard starting or no-start
  • Rough idle or misfire
  • Poor acceleration or hesitation
  • Fuel smell or leaking injector seal
  • Injector fault codes or uneven cylinder fuelling

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 420874846 → Related to 420874834
  • 420874834 (earlier related OEM reference)

OEM / Related Numbers

  • 420874846
  • 420874834
  • 5874846 — earlier BRP injector reference
  • 420874414 — related fuel rail
  • 420853030 — related injector clip

Aftermarket / Verified Equivalents

  • AJSP: aftermarket fuel injector to suit 420874846 / 420874834 applications
  • SBT: replacement fuel injector for Sea-Doo 4-TEC applications where 420874846 is specified

📦 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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