Balmar Serpentine Pulley Kit for Yanmar 3YM30

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UPC 676205501187
Availability In Stock
UPC:
676205501187
MPN:
48-YSP-3YM-B
Condition:
New
Availability:
In Stock
Shipping:
$5.95 Flat Rate (Per Order)
$693.95
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Description

The Balmar AltMount Serpentine Pulley Conversion Kit converts the Yanmar 3YM30 accessory drive to a J10 ten-groove system.

High-output alternators demand more mechanical power than the original charging system was built to transmit through a single V-belt. That is the root of the problem: the alternator is capable, the engine has the power, and the belt is the component in the middle that was never sized for the upgrade.

A ten-rib serpentine belt spreads the load across a wider contact area, which is what makes the extra output usable. Without the conversion, fitting a large alternator to an engine like this produces belt dust, squealing and disappointing charge rates.

The kit is specific to the 3YM30, so the engine designation needs confirming rather than the series. Yanmar's YM range uses close model numbering, and a 3YM20 or 3YM30AE may differ in drive geometry. Explore more alternator mounts and pulleys.

  • The belt is the component never sized for the upgrade
  • The alternator is capable and the engine has the power
  • Without conversion: belt dust, squealing, poor charge rates
  • Specific to the 3YM30, not the YM series

Specifications

Belts:
2x J10, 39 in
Engines:
Yanmar 3YM30
Includes:
Mounting Hardware
Product Type:
Alternator Accessory
Pulleys:
3x Ten-Groove J10
Google Feed:
Yes
Bing Feed:
Yes
Pinterest Feed:
Yes
Label 0:
marine
Feed Brand:
Balmar
Feed MPN:
48-YSP-3YM-B
Feed GTIN:
676205501187

Description

The Balmar AltMount Serpentine Pulley Conversion Kit converts the Yanmar 3YM30 accessory drive to a J10 ten-groove system.

High-output alternators demand more mechanical power than the original charging system was built to transmit through a single V-belt. That is the root of the problem: the alternator is capable, the engine has the power, and the belt is the component in the middle that was never sized for the upgrade.

A ten-rib serpentine belt spreads the load across a wider contact area, which is what makes the extra output usable. Without the conversion, fitting a large alternator to an engine like this produces belt dust, squealing and disappointing charge rates.

The kit is specific to the 3YM30, so the engine designation needs confirming rather than the series. Yanmar's YM range uses close model numbering, and a 3YM20 or 3YM30AE may differ in drive geometry. Explore more alternator mounts and pulleys.

  • The belt is the component never sized for the upgrade
  • The alternator is capable and the engine has the power
  • Without conversion: belt dust, squealing, poor charge rates
  • Specific to the 3YM30, not the YM series

Specifications

Belts:
2x J10, 39 in
Engines:
Yanmar 3YM30
Includes:
Mounting Hardware
Product Type:
Alternator Accessory
Pulleys:
3x Ten-Groove J10
Google Feed:
Yes
Bing Feed:
Yes
Pinterest Feed:
Yes
Label 0:
marine
Feed Brand:
Balmar
Feed MPN:
48-YSP-3YM-B
Feed GTIN:
676205501187

Specifications

Belts, Engines, Includes, Product Type, Pulleys, Google Feed, Bing Feed, Pinterest Feed, Label 0, Feed Brand,

Specifications

Belts:
2x J10, 39 in
Engines:
Yanmar 3YM30
Includes:
Mounting Hardware
Product Type:
Alternator Accessory
Pulleys:
3x Ten-Groove J10
Google Feed:
Yes
Bing Feed:
Yes
Pinterest Feed:
Yes
Label 0:
marine
Feed Brand:
Balmar
Feed MPN:
48-YSP-3YM-B
Feed GTIN:
676205501187

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