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Kit # Manufacturer Horsepower Serial Number Stroke Model  Notes
226 Mercury 25 6416713 and up - - -
226 Mercury 25 G044027 and up - - -
226 Mercury 25 B238464 and up - - -
226 Mercury 25 1B207251 and up 2 - -
228 Mercury 25 OG760300 and up 4 - -
228 Mercury 25 0T425933 and up 4 Big Foot -
228 Mercury 25 1B184725 and up 4 Big Foot -
303 Mercury 25 OR Serial Number 4 - Mercury made change around 2005.
303 Mercury 25 OR Serial Number 4 - Mercury made change around 2005.
305 Mercury 25 1R154 and up 4 - -
227 Mercury 30 G053314 and up - 2 cyl. -
227 Mercury 30 OG760300 and up 2 - -
227 Mercury 30 0T782393 and up 2 - -
227 Mercury 30 1B180081 and up 2 - -
228 Mercury 30 OG760300 and up 4 - -
228 Mercury 30 OG760300 and up 4 - -
303A Mercury 30 OR Serial Number 4 - Mercury made change around 2005.
303A Mercury 30 OR Serial Number 4 - Mercury made change around 2005.
305 Mercury 30 1R154 and up 4 - -
414 Mercury 30 - - Big Foot 3 cyl. -
227 Mercury 40 G053314 and up - 2 cyl. -
227 Mercury 40 OG760300 and up 2 - -
227 Mercury 40 0T782393 and up 2 - -
227 Mercury 40 1B180081 and up 2 - -
228 Mercury 40 OG760300 and up 4 - -
411 Mercury 40 - - 3 cyl. -
414 Mercury 40 - - Big Foot 3 cyl. -
415 Mercury 40 OT and up 4 4 cyl. -
411 Mercury 45 - - 3 cyl. -
227 Mercury 50 - 2 3 cyl. -
227 Mercury 50 0T501925 and up 2 3 cyl. -
227 Mercury 50 1B195987 and up 2 3 cyl. -
228 Mercury 50 OG760300 and up 4 3 cyl. -
415 Mercury 50 OG and up 4 Big Foot -
415 Mercury 50 OT and up 4 4 cyl. -
415 Mercury 50 1B020914 and up 4 4 cyl. -
411 Mercury 55 - - 3 cyl. -
411 Mercury 60 D000750 and up 2 3 cyl. -
411 Mercury 60 0T455053 and up 2 3 cyl. -
411 Mercury 60 - - 3 cyl. -
415 Mercury 60 OT and up 4 4 cyl. -
415/415A Mercury 60 1B144686 and up - Command Thrust -
415/415A Mercury 60 1B144686 and up 4 - -
410 Mercury 70 A996142 and up - 3 cyl. -
414 Mercury 75 1B027808 and up - Optimax -
414 Mercury 75 D283222 and up 2 - -
414 Mercury 75 B240451 and up - - -
414 Mercury 75 - 4 1.7 Liter Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
615A Mercury 75 2B095049 and up 4 2.1 Liter Spacer comes painted.
410 Mercury 80 A996142 and up - 3 cyl. -
410 Mercury 90 A996142 and up - 3 cyl. -
414 Mercury 90 D283222 and up 2 3 cyl. -
414 Mercury 90 1B027808 and up - Optimax -
414 Mercury 90 - 4 1.7 Liter Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
615A Mercury 90 2B095049 and up 4 2.1 Liter Spacer comes painted.
410 Mercury 100 B209468 and up - 4 cyl. -
414 Mercury 100 D283222 and up - 4 cyl. -
414S Mercury 100 - 4 - Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
410 Mercury 115 B209468 and up - - Does not fit inline 6.
414 Mercury 115 D283222 and up - 4 cyl. -
414 Mercury 115 1B027808 and up - Optimax -
414S Mercury 115 - 4 1.7 Liter Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
615A Mercury 115 2B095049 and up 4 2.1 Liter Spacer comes painted.
414 Mercury 125 D283222 and up - 4 cly. -
611 Mercury 135 A904646 and up - - 611 fits motors going 20 inches to 25 inches.
611 Mercury 135 DO82000 and up - XR6 611 fits motors going 20 inches to 25 inches.
611 Mercury 135 OG303046 and up - XR6 611 fits motors going 20 inches to 25 inches.
611 Mercury 135 1B073074 and up - Optimax 611 fits motors going 20 inches to 25 inches.
611A Mercury 135 - - XR2 611A fits motors going 25 inches to 30 inches.
611A Mercury 135 - - XD 611A fits motors going 25 inches to 30 inches.
614S Mercury 135 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
611 Mercury 150 4868998 and up - V-6 611 fits motors going 20 inches to 25 inches.
611 Mercury 150 - 2 Pro XS 2.5 Liter -
611 Mercury 150 A904646 and up - - 611 fits motors going 20 inches to 25 inches.
611 Mercury 150 DO82000 and up - XR6 611 fits motors going 20 inches to 25 inches.
611 Mercury 150 OG303046 and up - XR6 611 fits motors going 20 inches to 25 inches.
611 Mercury 150 1B106925 and up - Optimax 611 fits motors going 20 inches to 25 inches.
611A Mercury 150 6042946 and up - V-6 611A fits motors going 25 inches to 30 inches.
614S Mercury 150 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
615A Mercury 150 - 4 Pro XS 615A fits motors going 20 inches to 25. Spacer comes painted.
615AL Mercury 150 - 4 Pro XS 3.0 Liter 615AL fits motors going 25 inches to 30. Spacer comes painted.
611 Mercury 175 B242885 and up - XR4 Magnum 611 fits motors going 20 inches to 25 inches.
611 Mercury 175 0T908388 and up - Optimax 611 fits motors going 20 inches to 25 inches.
611 Mercury 175 OG303046 and up - XR6 611 fits motors going 20 inches to 25 inches.
611 Mercury 175 6618751 and up - V-6 611 fits motors going 20 inches to 25 inches.
611A Mercury 175 B242885 and up - XR4 Magnum 611A fits motors going 25 inches to 30 inches.
611A Mercury 175 C100861 and up - - 611A fits motors going 25 inches to 30 inches.
611A Mercury 175 6618751 and up - V-6 611A fits motors going 25 inches to 30 inches.
614S Mercury 175 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
616 Mercury 175 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
617 Mercury 175 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
617S Mercury 175 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617S fits motors going 20 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. Does not come with drive shaft extension. Will need to get a full-length drive shaft from the factory. (10 inch extension)
611 Mercury 200 5363918 and up - V-6 611 fits motors going 20 inches to 25 inches.
611 Mercury 200 C100861 and up - XR1 V-6 611 fits motors going 20 inches to 25 inches.
611 Mercury 200 OG303046 and up - XR6 611 fits motors going 20 inches to 25 inches.
611 Mercury 200 5628028 and up - V-6 611 fits motors going 20 inches to 25 inches.
611 Mercury 200 0T235136 and up - EFI 2.5 Liter 611 fits motors going 20 inches to 25 inches.
611A Mercury 200 C100861 and up - - 611A fits motors going 25 inches to 30 inches.
611A Mercury 200 5363918 and up - V-6 611A fits motors going 25 inches to 30 inches.
613 Mercury 200 0T667124 and up - Optimax Spacer comes painted.
613 Mercury 200 0G283148 and up - Optimax Spacer comes painted.
613 Mercury 200 0G283148 and up - DFI Spacer comes painted.
613 Mercury 200 0G283148 and up - EFI Spacer comes painted.
613 Mercury 200 - 2 Pro XS 3.0 Liter -
613 Mercury 200 - - 3.0 Liter Based on serial number. Spacer comes painted.
614S Mercury 200 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
616 Mercury 200 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
616 Mercury 200 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
617 Mercury 200 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
617 Mercury 200 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
617S Mercury 200 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617S fits motors going 20 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. Does not come with drive shaft extension. Will need to get a full-length drive shaft from the factory. (10 inch extension)
611 Mercury 225 5628028 and up - V-6 611 fits motors going 20 inches to 25 inches.
611 Mercury 225 Provide serial # - V-6 611 fits motors going 20 inches to 25 inches.
613 Mercury 225 0G283148 and up - Optimax Spacer comes painted.
613 Mercury 225 0G283148 and up - DFI Spacer comes painted.
613 Mercury 225 0G283148 and up - EFI Spacer comes painted.
613 Mercury 225 0T944708 and up - EFI Spacer comes painted.
613 Mercury 225 - 2 Pro XS 3.0 Liter -
613 Mercury 225 - - 3.0 Liter Based on serial number. Spacer comes painted.
614S Mercury 225 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
616 Mercury 225 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
616 Mercury 225 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
617 Mercury 225 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
617 Mercury 225 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
617S Mercury 225 - - V-6 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617S fits motors going 20 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. Does not come with drive shaft extension. Will need to get a full-length drive shaft from the factory. (10 inch extension)
805 Mercury 225 OT and up - EFI Mercury models with Yamaha powerhead.
611 Mercury 250 Provide serial # - V-6 611 fits motors going 20 inches to 25 inches.
613 Mercury 250 0G283148 and up - Optimax Spacer comes painted.
613 Mercury 250 0G283148 and up - DFI Spacer comes painted.
613 Mercury 250 0G283148 and up - EFI Spacer comes painted.
613 Mercury 250 0T944708 and up - EFI Spacer comes painted.
613 Mercury 250 - 2 Pro XS 3.0 Liter -
613 Mercury 250 - - 3.0 Liter Based on serial number. Spacer comes painted.
614S Mercury 250 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
616 Mercury 250 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
617 Mercury 250 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
614S Mercury 275 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
616 Mercury 275 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
617 Mercury 275 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
613 Mercury 300 OG981393 and up - - Spacer comes painted.
613 Mercury 300 - 2 Pro XS 3.0 Liter -
613 Mercury 300 - - 3.0 Liter Based on serial number. Spacer comes painted.
614S Mercury 300 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
616 Mercury 300 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 616 fits motors going 20 inches to 25 inches. (5 inch extension)
617 Mercury 300 - - V-8 4.8 inch and 5.4 inch Sport Master. Spacer comes painted. 617 fits motors going 25 inches to 30 inches. Must take off factory spacer and add our 10 inch spacer. (10 inch extension)
614S Mercury 350 - - Verado Does not come with Drive Shaft extension. Must get from the factory. Our kit supplies all other materials.
25 of 25 Items
  • New Mercury 8 & 9.9 HP 4-Stroke Outboard Extension Kit

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  • New Mercury 25-50 HP 4-Stroke Outboard Extension Kit

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  • New Mercury 25 HP 2-Stroke Outboard Extension Kit

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  • New Mercury  30 HP 4-Stroke Outboard Extension Kit

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    New Mercury 30 HP 4-Stroke Outboard Extension Kit

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    $465.00
  • New Mercury  30- 50 HP Outboard Extension Kit

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    New Mercury 30- 50 HP Outboard Extension Kit

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  • New Mercury 30-125 HP Outboard Extension Kit

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    This listing is for a New Outboard Extension Kit manufactured by Bay Manufacturing. This kit includes a 1 year warranty. Some of the newer model spacers come painted black and some come unpainted with a nice sandblasted finish. Each kit will...

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  • New Mercury 40-60 HP Outboard Extension Kit

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    This listing is for a New Outboard Extension Kit manufactured by Bay Manufacturing. This kit includes a 1 year warranty. Some of the newer model spacers come painted black and some come unpainted with a nice sandblasted finish. Each kit will...

    $595.00
  • New Mercury 40-60 HP 3-cylinder Outboard Extension Kit

    Bay Manufacturing

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    This listing is for a New Outboard Extension Kit manufactured by Bay Manufacturing. This kit includes a 1 year warranty. Some of the newer model spacers come painted black and some come unpainted with a nice sandblasted finish. Each kit will...

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  • New Mercury 70-115 HP Outboard Extension Kit

    Bay Manufacturing

    New Mercury 70-115 HP Outboard Extension Kit

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  • New Mercury  75-150 HP 4-Stroke Outboard Extension Kit

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  • New Mercury  100-115HP 4-Stroke Outboard Extension Kit

    Bay Manufacturing

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    This listing is for a New Outboard Extension Kit manufactured by Bay Manufacturing. This kit includes a 1 year warranty. Some of the newer model spacers come painted black and some come unpainted with a nice sandblasted finish. Each kit will...

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  • New Mercury 135-300 HP Verado Outboard Extension Kit

    Bay Manufacturing

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    This listing is for a New Outboard Extension Kit manufactured by Bay Manufacturing. This kit includes a 1 year warranty. Some of the newer model spacers come painted black and some come unpainted with a nice sandblasted finish. Each kit will...

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  • New Mercury 135-200 HP Outboard Extension Kit

    Bay Manufacturing

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  • New Mercury 135-250 HP Outboard Extension Kit

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  • New Mercury 150 HP 4-Stroke Outboard Extension Kit

    Bay Manufacturing

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  • New Mercury 175-225 HP V-6Outboard Extension Kit

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    $1,150.00
  • New Mercury 175-300 HP Outboard Extension Kit

    Bay Manufacturing

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    This listing is for a New Outboard Extension Kit manufactured by Bay Manufacturing. This kit includes a 1 year warranty. Some of the newer model spacers come painted black and some come unpainted with a nice sandblasted finish. Each kit will...

    $1,050.00
  • New Mercury 200-300 HP Outboard Extension Kit

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25 of 25 Items