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Mikuni Performance Carburetor – Mikuni / Solex OE Carburetor – Needle Valve Sizing

40PHH / 44PHH – 10mm Hex Head

50PHH / 40PHH / 44PHH – 14mm Hex Head

Mikuni Performance Carburetor – 40PHH / 44PHH – 10mm Hex Head (Item #20) Note: Some Early Mikuni / Solex PHH OEM Carburetor applications use a 14mm Hex Needle valve. Please confirm size prior to ordering.
Mikuni PHH Needle Valve (Item #20)	N115.037-(Size)	Size – 1.2, 1.5, 1.8, 2.0, 2.5	40PHH	44PHH
Mikuni Needle Valve	N115.037-1.2	1.2	X	X	Discontinued
Mikuni Needle Valve	N115.037-1.5	1.5	X	X	More Info
Mikuni Needle Valve	N115.037-1.8	1.8	X	X	More Info
Mikuni Needle Valve	N115.037-2.0	2.0	X	X	More Info
Mikuni Needle Valve	N115.037-2.5	2.5	X	X	More Info

Mikuni / Solex OE Carburetor – Needle Valve Sizing – 14mm Hex (Item #20)
50PHH Type 2 – 40PHH / 44PHH Type 3
Mikuni PHH Needle Valve (Item #20)	50PHH20-(Size)	Size – 1.2, 1.5, 1.8, 2.0, 2.5	40PHH/44PHH Type 3	50PHH Type 2
Mikuni Needle Valve	50PHH20-1.2	1.2	X	X	N/A
Mikuni Needle Valve	50PHH20-1.5	1.5	X	X	N/A
Mikuni Needle Valve	50PHH20-1.8	1.8	X	X	More Info
Mikuni Needle Valve	50PHH20-2.0	2.0	X	X	More Info
Mikuni Needle Valve	50PHH20-2.5	2.5	X	X	More Info