Mercury outboard spare part 8502913 (BELT TENSIONER). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 135 HP V6 CYL (2.5L), 150 HP V6 CYL (2.5L), 200 HP XS 6 CYL (2.5L), 225 HP Pro XS 6 CYL (3.0L), 250 HP Pro XS 6 CYL (3.0L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8502913 (BELT TENSIONER), documented in 14 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l0G590000 THRU 0G760299131View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l0G760300 THRU 0G960499131View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l0G960500 THRU 0T178499131View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l0T178500 THRU 0T800999131View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l0T801000 THRU 1B226999131View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l1B227000 THRU 1B417701131View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l1B417702 THRU 1B737495131View
Mercury 2-STROKE-DFI-OPTIMAX150-hp-v6-cyl-2-5l0G590000 THRU 0G760299131View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l0T235000 THRU 0T818180131View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l0T818181 THRU 1E000796131View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l1E000797 THRU 1E002110131View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-pro-xs-6-cyl-3-0l1B104549 THRU 1B426560131View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-pro-xs-6-cyl-3-0l1B426561 THRU 1B752546131View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-pro-xs-6-cyl-3-0l1B752547 THRU 2B535608131View

Need this part?

WeChat / Tel: +86 18658175361

Email: marinemotorparts@gmail.com

Contact us for specs, price and stock.

Appears in diagrams of these models

  • 135 HP V6 CYL (2.5L)
  • 150 HP V6 CYL (2.5L)
  • 200 HP XS 6 CYL (2.5L)
  • 225 HP Pro XS 6 CYL (3.0L)
  • 250 HP Pro XS 6 CYL (3.0L)