Rareelectrical Oem Grade Engine Coupler Compatible With Mercruiser Alpha 4.3L V6 5.0L 5.7L 6.2L V8 Sterndrive 14" Flywheel 1993-2015 Replaces 18643A5 18643A7

MERCRUISER GM V6 / V8 ALPHA DRIVE APPLICATIONS: MerCruiser 4.3L V6 262ci 175-205HP Alpha Drive (1993-2015) MerCruiser 5.0L V8 305ci 200-230HP Alpha Drive (1993-2015) MerCruiser 5.7L / 350 MAG V8 350ci 260-320HP Alpha Drive (1993-2015) MerCruiser 6.2L MPI V8 Alpha Drive (2002 & Up) MERCRUISER 3.0L / 4.5L APPLICATIONS: MerCruiser 3.0L 140HP 4-Cyl with 14" Flywheel (1999-2016) MerCruiser 4.5L MPI with Alpha Drive OEM PART NUMBERS: Mercury: 18643A5 / 18643A7 / 18643A2 Triangular Engine Coupler — Alpha Drive 14" Flywheel: Direct replacement triangular coupler for GM V6 and V8 engines with 1-piece rear main seal and 14" flywheel. Includes mounting hardware. ⚠️ IMPORTANT: Verify OEM part number and flywheel size before ordering.

• Compatible with Mercruiser. Please verify your OEM part number from your original unit to help ensure fitment.
• Replaces: Oem Part Numbers: / Mercury Mercruiser: 18643A5 / 18643A2 / 18643A7 / / Specifications: / Type: Triangular Engine Coupler Assembly / Style: Flywheel Mount — 14" Flywheel / Engines: Gm V6 4.3L, V8 5.0L / 5.7L / 6.2L, 3.0L (1999+), 4.5L Mpi / Rear Main Seal: 1-Piece (1993 & Newer Gm Engines) / Drive: Alpha One / Alpha One Gen Ii / Mr / Includes: Mounting Bolts & Washers / Condition: New / / Engine Applications: / Mercruiser 4.3L V6, 5.0L / 5.7L / 6.2L V8
• Applications: Mercruiser Gm V6 With Alpha Drive — 4.3L: / Mercruiser 4.3L / 4.3Lx V6 262Ci 175-205Hp With Alpha Drive (1993-2015) / / Mercruiser Gm V8 With Alpha Drive — 5.0L / 5.7L / 6.2L: / Mercruiser 5.0L / 5.0Lx V8 305Ci 200-230Hp With Alpha Drive (1993-2015) / Mercruiser 5.7L / 350 Mag V8 350Ci 260-320Hp With Alpha Drive (1993-2015) / Mercruiser 6.2L Mpi V8 With Alpha Drive (2002 & Up) / / Mercruiser 3.0L / 4.5L With 14" Flywheel: / Mercruiser 3.0L 140Hp Gm 4-Cyl With
• Applications: Gm 4-Cyl With 14" Flywheel (1999-2016) / Mercruiser 4.5L Mpi With Alpha Drive / / Note: Triangular Style For 14" Flywheel With 1-Piece Rear Main Seal Gm Engines....
• Engine Coupler Source: Aftermarket