Mercury Mariner Outboard 35 HP 40 HP 50 HP 60 HP 70 HP 75 HP 90 HP 115 HP 150 HP 175 HP 200 HP Power Trim Tilt Motor 1985-1992
PRODUCT DETAILS
RECMAR Power Trim & Tilt (PTT) Motor for Mercury Mariner Outboards
Restore smooth and reliable trim and tilt operation with this premium RECMAR Power Trim & Tilt Motor, designed for Mercury and Mariner outboards fitted with the Design I, 3-Ram Side Trim System.
This is a high-quality aftermarket replacement motor supplied complete with the necessary relays and wiring harness, allowing it to replace the original 3-wire motor with a modern 2-wire motor.
Fits Mercury & Mariner Outboards
Models
- 35 HP
- 40 HP
- 50 HP
- 60 HP
- 70 HP
- 75 HP
- 90 HP
- 115 HP
- 150 HP
- 175 HP
- 200 HP
Model Years
1985–1992
Suitable for
- Design I Power Trim & Tilt System
- 3-Ram Side Trim Unit
- Round Prestolite Motor
- Square Eaton Pump
Important
Mercury used two different trim motors during these years.
Please compare your existing motor and part number before ordering.
If you are unsure, simply send us your engine serial number and a photograph of your existing trim motor and we will confirm compatibility.
Product Information
- Brand: RECMAR
- Premium aftermarket replacement
- 2-wire motor
- Includes relays
- Includes wiring harness
- Converts original 3-wire application
- Direct replacement
- Marine-grade construction
- New and supplied in box
Replaces Mercury / Mariner Part Numbers
- 99186
- 99186T
- 99186-1
- 818186A3
- 826729A4
- 826729A4/07
- 826729A08
- 826729A10
- 8M0168223
OEM part numbers are used for reference only.
Features
- Premium RECMAR quality
- Marine-grade construction
- Reliable trim and tilt operation
- Direct replacement
- Complete installation kit supplied
- Includes relays and wiring harness
- Manufactured to OEM specifications
- Suitable for freshwater and saltwater use
Common Symptoms of a Faulty Trim Motor
- Trim not operating
- Motor runs slowly
- Motor does not operate
- Trim only works intermittently
- Excessive motor noise
- Trim only works in one direction
Replacing a worn trim motor restores dependable trim and tilt performance.
Why Buy From SSI Marine?
- Genuine RECMAR marine-quality product
- UK stock ready for immediate dispatch
- Same working day dispatch before 1 PM (Monday–Friday)
- Royal Mail Tracked 24 delivery
- Technical support from experienced outboard specialists
- Collection available from our Leigh, Manchester workshop
Buyer Responsibility
Please check your engine model, serial number and existing trim motor before ordering.
Mercury fitted two different trim motors on these engines.
Although they may appear similar, they are not interchangeable.
If you are unsure, send us your engine serial number together with a photo of your existing trim motor and we will gladly confirm compatibility before purchase.
SHIPPING & DELIVERY
Delivery & Returns Policy
Delivery
Standard Delivery
- £6: Royal Mail Tracked 24 Service
- £3.99: Large Letter - Royal Mail 1st Class Post (Untracked)
We offer free delivery on all orders over £150 (excludes outboard engines).
Orders placed before 1:00 PM (Monday-Friday) are usually dispatched the same working day.
Most parcels are delivered within 24 hours, but please allow extra time for courier delays that may occur outside our control.
For outboard engines, please contact us for a delivery quote.
Important: Please ensure your shipping address is correct before completing checkout. SSI Marine is not responsible for parcels sent to an incorrect address provided by the buyer.
Tracking Your Order
Once your order has been dispatched, you will receive a tracking number via email (after 5 PM on the day of dispatch).
Tracking is available only for parcels sent via Royal Mail Tracked 24.
Large Letter orders are sent via Royal Mail 1st Class Post (untracked).
Returns
We accept returns of unused and undamaged items within 30 days of purchase.
Returned items must be in sellable condition and include the original packaging.
Please do not tape, label, or write directly on the product's original box.
Important: Do not return items in their original product boxes only, they must be placed inside a protective outer box or bag. Parcels returned like the example below will be subject to a 20% restocking fee.
Return shipping costs are the customer's responsibility.
Please include your order details and reason for return inside the parcel.
Refunds
Refunds are issued for the item purchase price only (shipping costs are non-refundable).
All refunds will be made using the same payment method as your original order.
Items returned in poor condition or without proper packaging may incur a 20% restocking fee.











