AMAL 375 376 389 689 MONOBLOC CONCENTRIC MK1 CARB CARBURETOR MAIN JET # 300

This is a brand new Amal main jet size # 300 .

Fits: Monobloc Amal Carburetors 375, 376, 389 and 689 series and Concentric MK1 600 and 900 series.

Part number: 376/100 # 300