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Needle & Seat O-Ring Mikuni Jet Needle E-Clip Pilot Screw O-Ring
Needle & Seat O-Ring
Our Price: $0.99

Pilot Air Screw O-Ring
Our Price: $1.00

Fits 42mm, 33mm, 36mm & 40mm Carbs Mikuni Jet Needle E-Ring (clip) Replacement O-Ring for the Pilot Air Screw
Pump Nozzle O-Ring Mikuni Float Pin 33mm/42mm Bowl Screw
Pump Nozzle O-Ring
Our Price: $1.29

Mikuni float pin
Our Price: $1.32
33mm/42mm Bowl Screw
Our Price: $2.05
Accelerator Pump Nozzle O-ring Replacement float pin for the 18mm, 28mm and 42mm Float Set of 4 Allen Head Screws
Drain O-ring Needle and Seat Retaining Screw 42mm Throttle Cable Pulley
Drain O-ring
Our Price: $2.05
42mm Throttle Cable Pulley
Our Price: $3.99
Sale Price: $2.99
Savings: $1.00
O-ring for the 36mm, 40mm or 42mm Drain Plugs Yep, we know...stripped the head off...Here's your replacement! Mikuni HSR-42 Throttle Cable Pulley
Needle Valve O-Ring Cable Adjuster Mikuni Air Jets
Cable Adjuster - Long
Our Price: $3.09
Mikuni Air Jets
Our Price: $3.35
Replacement 42mm Needle Valve O-Ring Mikuni Cable Adjuster fits top of carb, includes jam nut. This is an extended length version.
Jet measures 8mm/.300" long and has a 4mm/.125 diameter screw slotted face.

Mikuni Large Round Main Jets Mikuni 486 Pilot Jets 42mm Throttle Return Spring
Mikuni 486 Pilot Jets
Our Price: $3.35
Jet measures 9mm/.350" long and has a 8mm/.315 round screw slotted face Mikuni Pilot Jets. Jet measures 28mm/1.1" long and has a 5mm/.200" slotted faced head. Also identified by having 8 small bleed holes. Replacement 42mm Throttle Return Spring.
OverFlow Hose 42mm Accelerator Pump Piston return spring 42mm Bowl O-Ring
42mm OverFlow Hose
Our Price: $4.09
42mm Bowl O-Ring
Our Price: $5.11

Replacment 42mm OverFlow Hose Replacement Accelerator Pump Spring float bowl gasket
42mm Body O-Ring 42mm Top Cover Gasket Accelerator Pump Plunger
42mm Body O-Ring
Our Price: $5.11
42mm Top Cover Gasket
Our Price: $5.11
Replacement O-Ring for 42mm Carb. 42mm Top Cover Gasket Replacement Plunger for the 40mm & 42mm Mikuni
42mm Throttle Valve Seal Mikuni HSR 42mm Fuel Inlet Retainer 42mm Air Screw Kit
42mm Air Screw Kit
Our Price: $10.24
Replacement Throttle Valve Seal for the 42mm Mikuni Mikuni HSR 42mm Fuel Retainer Inlet Carry a spare or replace the one you lost with this handy little kit....includes everything that goes in the hole.
42mm Throttle Cable Lever 42mm Return Lever 42mm Top Cover
42mm Throttle Cable Lever
Our Price: $10.99
42mm Return Lever
Our Price: $13.31
42mm Top Cover
Our Price: $13.31
42mm Throttle Cable Lever Factory Replacement - 42/45/48 mm Return Lever - Carry a spare! Top Cover for the 42mm Carb, includes hardware
Drain Plug 42mm Idle Adjuster Cable Viperizer 33mm 45mm Jet Block
Mikuni Drain Plug
Our Price: $18.99
42mm Idle Adjuster Cable
Our Price: $19.49
Replacement Drain Plug Replacement 42mm Idle Adjuster Cable Holds 10 Mains, 12 air and 5 Pilots jets

Needle and Seat Deep Bowl Plug 42mm Needle and Seat
42mm Needle & Seat - 4.2
Our Price: $22.54
42mm Deep Bowl Plug kit.
Our Price: $25.61
42mm Needle & Seat - 2.3
Our Price: $25.65
42mm Needle & Seat - 4.2 HSR Main Jet Extender Kit - Add a little more fuel capacity to your 42mm with this Deep Bowl Plug kit. 42mm Needle & Seat 2.3
42mm Float 42mm/45mm 8' Throttle Cable 42mm Intake Rubber Flange
42mm Float
Our Price: $26.65
42mm/45mm 8' Throttle Cable
Our Price: $27.99

42mm Intake Rubber Flange
Our Price: $29.99
Replacement Float for 42mm Carb. Throttle Cable W/Barrel end 42mm/45mm 8', Nylon liner, correct barrel end, correct diameter threaded adjuster for billet carb tops. 42mm Intake Rubber Flange
42mm Cable Bracket Assembly 42mm Billet Top Mikuni 42mm Throttle Valve
Viperizer 42mm Billet Top
Our Price: $45.99
42mm Throttle Valve (Slide)
Our Price: $61.99
Sale Price: $55.99
Savings: $6.00
Mikuni HSR-42 Throttle Cable Bracket Assembly

Features Easy to adjust idle knob. Replacement 42mm Slide
Mikuni 42mm Flatslide Carburetor
Mikuni 42mm Flatslide Carburetor
Our Price: $299.99

Mikuni 42mm Flatslide Carb