Mercruiser R-Style Identification
added
updated
Manufacturer
Mercury Marine
Engine Type
I/O
Repair Time
Less than 30 mins
Repair Difficulty
Easy
| Engine | HP | Displacement Litre/CID | Cylinders | Gear Ratio | Tooth Count | Year |
|---|---|---|---|---|---|---|
| 2.5 Litre 120 | 120 | 2.5/153 | 4 In-line | 1.98 | 24-24 | 69-83 |
| 3 Litre 140 | 130 | 3.0/181 | 4 In-Line | 1.98 | 20-24 | 69-83 |
| 165 | 165 | 3.7/224 | 6 In-Line | 1.65 | 24-24 | 69-83 |
| 470 | 170-190 | 4.3/262 | 4- In-Line | 1.84 | 17-19 | 69-83 |
| 215-233 | 205-230 | 351 | V-8 | 1.50 | 20-22 | 69-83 |
| 260 | 260 | 5.7/350 | V-8 | 1.50 | 20-22 |
MRAC165N - Mercruiser Alpha One Complete Driveshaft Assembly
MRALN - Mercruiser Alpha One Lower Driveshaft Assembly
MRAU165N - Mercruiser Alpha One Upper Driveshaft Assembly