Chart, Carburetor Needle

Click on a part number to perform a search for more information regarding that part - please be aware that some items displayed in this listing may be discontinued and no longer available. If you have any questions about a specific part, please contact us at (530) 886-0771 and we will be happy to help!

Single HS2 1.25"

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
850, 998 EB M GG Red
Innocenti to 1974 GY M GG Red
850 with Bias Needle AAV - - Red
1098 Standard AN H6 - Red
1098 Bias ABV H6 - Red

Bias = Spring loaded needle

Single HS4 1.5"

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
850 Std H6 -M - - Blue
850 1974 (Bias) ABS - - Red
850 1975-on ADH (wax stat jet tube) - - Red
850 Automatic to 1974 AN H6 EB Red
998 Canada, 1972, 1973, (1974) AAG -ABJ - - Red
998 Bias, 1975-on AAC-ABJ - - Red
998 1974-on ABX - - Red
998 Bias Innocenti ABB - - Red
998 Auto, Bias Innocenti AAR - - Red
1098 Std CZ DL GY Red
1098 1973 Bias ABJ - - Red
1098 1975-on ABP (Wax stat jet tube) - - Red
1275 GT to 1971 DZ BQ CF Red
1275 GT (all) GY BQ CF Blue
1275 GT 1971, 1972 Bias AAR - - Red
1275 GT 1973-on ABB - - Red

Bias = Spring loaded needle

Single HS6 1.75"

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
1275 GT AC BQ HA Red
1275 Inocenti, Bias BAU - - -

Bias = Spring loaded needle

Twin HS2 1.25"

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
850 EB-GG - - Blue
997 Cooper GZ AH2 EB Red
998 Cooper GY M GG Blue
998 Clubman GX M GG Red
998 Innocenti GY M GG Red
1098 EB-GV D3 D6 Red
970 Cooper S AN H6 EB Red
1071 Cooper S H6 3 EB Red
1275 Cooper S M AH2 EB Red
1275 Innocenti, Bias AAP - - Blue

Bias = Spring loaded needle

Twin HS4 1.5"

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
1275 Cooper S 1969 AC BQ HA Red

Twin H4 1.5" Special Tuning

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
850 and 1071 S Competition MME - - Blue
997 Cooper with thermo jets MME - - Blue
998 Modified Head AO - - Blue
970 Cooper S Competition CP4 - - Blue
1275 Cooper S Competition BG - - Blue

HIF4/38 Series

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
998 Standard - - - Red
1300 Standard AEM - - Red

HIF6/44 Series

Engine Size Needle Std. Needle Rich Needle Lean Spring Type
1300 Standard BFY - BER Red
1300 Turbo - BDD - Yellow
1300 Metro BEJ BDL BER Red

SU Needles by Part Number

Part Number Needle Marking
AUD1002 3
AUD1003 4
AUD1004 5
AUD1005 6
AUD1006 7
AUD1008 21
AUD1037 AF
AUD1059 AH2
AUD1067 BG
AUD1076 BQ
AUD1096 CF
AUD1142 D3
AUD1149 EB
AUD1176 E3
AUD1201 FV
AUD1211 GG
AUD1223 GT
AUD1225 GV
AUD1227 GX
AUD1230 HA
AUD1242 H6
AUD1261 M
AUD1265 MME
AUD1286 RB
AUD1287 RC
AUD1338 SY
AUD1468 GY
AUD1473 GZ
AUD1478 AN
AUD1483 MB
AUD1494 RR
AUD1521 UI
AUD1527 AAA
AUD1528 DZ
AUD1530 FX
CUD1004 AAE
CUD1006 AAG
CUD1010 AAL
CUD1018 AAU
CUD1026 ABC
CUD1027 ABD
CUD1032 ABJ
CUD1128 BBE
CUD1148 BCA
NZX8004 BDD
NZX8011 BDL
NZX8033 BEJ
NZX8040 BER