Specifications Hign-concerned Chemical:None Special Features:Carburetor Main Jet Slow Pilot Jet Item Weight:0.11kg External Testing Certification:CCC Model Name:For PWK Keihin OKO KOSO CVK Item Type:Carburetor Material:brass Origin:Mainland China Replace:SCL-2018090002-ZH-T-01 SCL-2018090002-ZH-T-02 SCL-2018090001-ZH-T-01 SCL-2018090003-ZH-T-01 Fitment:For PWK, PE, CVK, OK/KOSO, Stage and Polini Carburetor Kit with 125cc 150cc 200cc 250cc GY6 Motor Carb Kits Size of Main Jet:100 105 108 110 115 120 125 130 135 140 120 125 130 135 140 145 150 155 160 170(28mm-42mm) Size of Slow Jet:#32 #35 #38 #40 #42 #45 #48 #50 #52 #55 Size of Main Jet: #100 #105 #108 #110 #115 #120 #125 #130 #135 #140 (21mm-34mm) Package Included:10pcs Slow Pilot Jet (#32 - #55) and 20pcs Carburetor Main Jets( #155 -#170) and 10pcs PWK Main Jet (#100 - #140) 40 PCS Carburetor Main Jet Slow Pilot Jet for PWK CVK PE Keihin OKO KOSO with 125cc 150cc 200cc 250cc GY6 Motor Carb Kits Replace SCL-2018090002-ZH-T-01 SCL-2018090001-ZH-T-01 Replace: SCL-2018090002-ZH-T-01 SCL-2018090002-ZH-T-02 SCL-2018090001-ZH-T-01 SCL-2018090003-ZH-T-01 Fitment: For PWK, PE, CVK, OK/KOSO, Stage and Polini Carburetor Kit with 125cc 150cc 200cc 250cc GY6 Motor Carb Kits The Size of Main Jets 100 #105 #108 #110 #115 #120 #125 #130 #135 #140 #120 #125 #130 #135 #140 #145 #150 #155 #160 #17028mm-42mm) Size of Slow Jet: #32 #35 #38 #40 #42 #45 #48 #50 #52 #55 Size of Main Jet: #100 #105 #108 #110 #115 #120 #125 #130 #135 #140 (21mm-34mm)