Mikuni Large Round Main Jets - 4/PK #102.5

Genuine Mikuni large round main jets in size #102.5, sold in a 4-pack for carburetor tuning. Direct OEM Mikuni part distributed by Western Power Sports for Harley-Davidson and Indian Motorcycle carburetors.

Features

• Genuine Mikuni OEM part
• Size #102.5 main jet
• 4-pack quantity
• For large round Mikuni carburetors

Specifications

• Brand: Mikuni
• Manufacturer Part #: FN100604-102.5
• Quantity: 4 per pack
• Length: 4.4 in
• Width: 2.2 in
• Height: 0.6 in
• Weight: 0.05 lbs
• Country of Origin: Japan

Fitment

Fits V-twin motorcycles equipped with large round Mikuni carburetors, including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

What size jet is this?

This is a #102.5 main jet — one size larger than the common #100 jet for richer fuel mixture.

How many jets come in a pack?

Four jets per pack — enough for a pair of carburetors with spares.

Will this fit my Harley with a Mikuni carburetor?

Yes, if your bike uses a large round Mikuni carb. Check your current jet size — going from #100 to #102.5 richens the fuel curve.

Is this a genuine Mikuni part?

Yes — this is an OEM Mikuni part number FN100604-102.5, not an aftermarket copy.