New 2019 Mercury 4.3L Alpha 4V Plus-Series 225HP – $6,495.00*

4.3l Alpha 4V Plus Series Mercruiser

4.3L Alpha 4V (225HP) Mercruiser Plus Series NEW engine by Mercury Remanufacturing.PT#865108R89 1-Year Mercury Warranty.

WOW! A V-6 that makes more power than a 5.0L V-8.

Replaces 4.3L- and 5.0L-powered runabouts while delivering V-6 fuel economy. With 1-Year Mercury Factory Warranty.


  • Part Number: 865108R89
  • Horsepower @ flywheel: 225 Maximum
  • RPM (WOT): 4400-4800
  • Cylinders: V-6 Remanufactured Iron Marine Block
  • Displacement:(CID/L) 265 / 4.3
  • Bore & Stroke:(in/mm) 4.03 x 3.48in 102 x 88mm
  • Compression Ratio: 9.4:1
  • Fuel / Ethanol Tolerance: 87 octane / up to 10% ethanol
  • Engine Control System: Thunderbolt V
  • Fuel Delivery System: 4V carburetor and electric fuel pump
  • Carburetor Type: 600 cfm Weber 4V with electric choke
  • Induction System: Dual plane iron intake manifold
  • Charging alternator: amp 65
  • Charging alternator: watt 917
  • Water drain system: Multi-point drain
  • Exhaust System: Electro-deposition paint coated warm iron manifold with wet joint elbow
  • Cooling System: 160F Raw Water Alpha Accessory
  • Drive System: Serpentine belt
  • Lubrication System: High Flow 60 psi Oil Pump
  • Recommended Oil: Mercury MerCruiser Synthetic Blend 25W-40, NMMA FC-W rated
  • Pistons: Cast Hypereutectic Alloy w/Teflon Coated Skirt
  • Cranktrain: Powder Metal Rods and Nodular Iron Crankshaft
  • Rocker Arms: 1.5:1
  • Full Roller Steel Length (in/mm): 28in / 696mm
  • Width (in/mm): 30in / 740mm
  • Height (in/mm): 22in / 559mm
  • Weight (lbs/kg): 784lbs / 356kg

Features & Related Products:

  • Analog Controls
  • Analog Gauges
  • Full closed cooling (KIT)
  • Hydraulic / Power steering

Compatible Drives: (Application Dependant – Contact Sales or Service)

  • Alpha 1.47:1 Alpha 1.62:1
  • Alpha 1.81:1

NOTES:  Payment by Wire Transfer, Cash, Pay Pal or Credit Card.

  1. Add 3% to total price if paid by PayPal. Add 6% to total price if paid by Credit Card.
  2. Shipping weight 789#.
  3. Shipping available in Continental United States only. F.O.B. San Dimas, CA.
  4. Call for Shipping Quote.

Payment and pickup of engine shall be PRO BOATS 553 Covina Blvd. San Dimas, CA., USA 91773

If you have any futher questions, please contact us at 909-599-0531 or 855-537-6757.


Condition New
Manufacturer Mercury
Model Year 2019
Model 4.3L Alpha 4V Plus-Series 225HP
Retail Price $7,462.50
SALE PRICE $6,495.00*
Color Black
VIN# 108R89
Stock Number 865108R89




*Price, if shown, does not include government fees, taxes, additional equipment, installation or any finance charges (if applicable). Final actual sales price will vary depending on options or accessories selected.
NOTE: Models with a price of “Request a Quote” are always included in a $0 search, regardless of actual value.