Skip to product information
1 of 2

| Recmar

MerCruiser / Volvo Penta GM 305 5.0L Starter Motor (12V, 9-Tooth), Ref 50-99418A2 / 1109482 | Recmar REC50-99418A2

REC50-99418A2


  • Free Shipping ✅

🚚 Dispatched in 1-3 Days

⏱️ 14 Day Return Policy

In stock

Our stock levels are updated in real time, though occasional delays may occur. If inventory appears limited and you need confirmation before ordering, our customer service team is available via live chat to verify current availability. Look for the orange chat icon in the bottom right corner of your screen.


Regular price £138.63 GBP
Sale price £138.63 GBP Regular price
Tax included. Shipping calculated at checkout.
Payment methods
  • American Express
  • Apple Pay
  • Bancontact
  • Diners Club
  • Discover
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa
Shop safely with us

💬 Ask a question about this product

By signing up you agree to receive marketing emails and text messages. View our privacy policy and terms of service for more info.


Product Specifications and Features


This 12V starter motor is a Recmar replacement for MerCruiser and Volvo Penta applications using GM 305 (5.0L) marine engines. It cross-references MerCruiser OEM 50-99418A2 and is supplied under Recmar SKU REC50-99418A2. Designed for bottom-mount installations with an offset/staggered 2-bolt pattern and a 9-tooth pinion.

Before ordering: verify your engine model/year and the part number on the starter currently fitted, as GM marine starters vary by mounting pattern and tooth count.

  • Part: Starter Motor
  • Voltage: 12V
  • Pinion: 9-tooth
  • Rotation: Clockwise (CW)
  • Mounting: Bottom mount, offset/staggered 2-bolt pattern
  • Primary engine fitment (supplier): GM 305 / 5.0L (1976–1995)
  • Cross-reference / OEM numbers: MerCruiser 50-99418A2 (also 50-12177A2, 50-77328A1, 50-77328A3, 863007A1, 864340A2, 50-8M6007291, 50-8M6007404, 50-8M6007405); Volvo Penta 3803587, 3854751, 3856004, 3857747, 3860764, 3885317; OMC 0769583, 3855177, 3857747, 3860566; Crusader 1109482
  • Related service parts (Recmar): Mounting screw kit REC10-861788; solenoid relay REC3853869
  • Brand: Recmar (aftermarket replacement)
  • SKU: REC50-99418A2

Fitment depends on the exact engine/drive package. Always confirm compatibility using your engine ID and the OEM reference numbers above before purchase.

Shipping Information

All orders ship from the UK. Orders placed Monday–Thursday before 12:00pm are processed same day. Orders placed Friday after 12:00pm through Sunday are processed the following Monday. Processing times vary by stock location.

Out of stock items can be back-ordered with a typical 3–4 week lead time.

If an item shows "Dispatch Available Today" and you order after 2pm UK time, processing begins the next business day.

All times are in UK BST.

Notice: Due to ongoing conflicts impacting logistics, some deliveries or re-stocking may take a little longer than expected. We're working to get your order to you as quickly as possible.

MerCruiser / Volvo Penta GM 305 5.0L Starter Motor (12V, 9-Tooth), Ref 50-99418A2 / 1109482 | Recmar REC50-99418A2

£138.63 GBP

  • Largest parts catalogue in the UK

    Explore over 50,000 marine parts, all in one place.

  • Secure and safe shopping

    Your personal data is protected with SSL encryption.

  • Best prices on the internet

    We compare prices daily to ensure you get the best deal.

  • Satisfaction Guarantee

    We stand behind every product with a full satisfaction guarantee.