Ariel carburettor jet settings
Years |
Carburettor Type |
Bore |
Main Jet |
Slide |
Needle Jet |
Float angle |
Fuel pipe fitting |
Mixing chamber top |
|
LF/LG |
1934-36 | 74 | 25/32 | 85 | 3 | 106 | 15 | Top banjo | 4/032 |
LH |
1933-36 | 75 | 7/8 | 110 | 3 | 107 | 15 | Top banjo | 4/032 |
LF/LG/LH |
1937-38 | 75 | 7/8 | 110 | 3 | 107 | 15 | Top banjo | 4/032 |
NF/NG |
1933-38 | 75 | 7/8 | 110 | 4 | 106 | 15 | Top banjo | 4/032 |
NG-W/NG |
1939-41 | 275 | 7/8 | 120 | 4 | 106 | 15 | Top banjo | 4/032 |
NG-W/NG |
1942-50 | 275 | 7/8 | 120 | 4 | 106 | 15 | Bott direct | 4/032 |
NH |
1933-38 | 76 | 1 | 150 | 4 | 106 | 15 | Top banjo | 6/032 |
NH |
1939-40 | 276 | 1 | 150 | 4 | 107 | 15 | Top banjo | 6/032 |
NH |
1946-54 | 276 | 1 | 150 | 4 | 107 | 15 | Bott direct | 6/032 |
VG (14/089 float) |
1932 | 76/024 | 1 3/16 | 150 or 160 |
5 | 12 | Top direct | ||
VF, VG |
1933 | 76 | 1 1/16 | 170 | 5 | 106 | 15 | Top banjo | |
VF, VG |
1934-38 | 76 | 1 1/16 | 170 | 4 | 106 | 15 | Top banjo | |
VG |
1939-40 | 276 | 1 1/16 | 170 | 4 | 106 | 15 | Top banjo | 6/403 |
VG |
1946-50 | 276 | 1 1/16 | 170 | 4 | 106 | 15 | Bott direct | 6/032 |
VH |
1933-38 | 89 | 1 1/8 | 200 | 3 | 106 | 15 | Top banjo | 29/300 |
VH |
1939-54 | 289 | 1 1/8 | 200 | 3 | 106 | 15 | Bott banjo | 29/300 |
HS |
1954 | 10TT9 | 1 3/16 | 380 | 6 | 15 | |||
HS MK I |
1955-58 | 10TT9 | 1 3/16 | 400 | 6 | 15 | |||
VB |
1933 | 6 | 1 | 150 | 5 | 106 | 15 | Top banjo | 6/032 |
VB |
1934-39 | 76 | 1 | 160 | 4 | 106 | 15 | Top banjo | 6/032 |
VA |
1939-40 | 76 | 1 | 140 | 4 | 106 | 15 | Top banjo | 6/032 |
VB |
1946-54 | 276 | 1 | 160 | 4 | 106 | 15 | Bott direct | 6/032 |
KG |
1948-52 | 276 | 15/16 | 140 | 3 | 107 | 0 | Bott direct | 6/031 |
KH |
1948-54 | 276 | 1 | 150 | 3 | 107 | 0 | Bott direct | 6/031 |
FH |
1954 | 276 | 1 1/16 | 160 | 4 | 106 | 7 | Bott banjo | 6/403 |
4F |
1931-32 | 74 | 21/32″ | 95 | 4 | 0 | Bott direct | ||
4F, sidecar |
1931-32 | 74 | 21/32″ | 110 | 4 | 0 | Bott direct | ||
4F |
1933-35 | 74 | 21/32 | 90 | 4 | 106 | 0 | Bott direct | |
4F |
1936 | 74 | 21/32 | 90 | 4 | 106 | 0 | Bott direct | |
Fleet Van |
1931-33 | 5/150 | 7/8 | 110 | 4 | ? | |||
Fleet Van |
1931-35 | 75 | 7/8 | 110 | 4 | ? |
Settings for Ariel bikes using the Monobloc carburettor. |
||||||||||
Model |
Part number of complete new carburettor |
Years |
Carburettor. Type |
Bore |
Main Jet |
Slide |
Needle Position |
Needle Jet |
Pilot Jet |
Mixing chamber top |
NH/HT3 |
376/16NH | 1955-58 | 376 | 1 | 200 | 3.5 | 3 | 106 | 25 | 376/065 |
| VH | 376/17VH | 1955-58 | 376 | 1 1/16 | 200 | 3.5 | 3 | 106 | 30 | 376/099 |
HT5 |
376/17HT | 1956-58 | 376 | 1 1/16 | 99 | 3 | 3 | 106T | 30 | 376/099 |
HS MK III |
389/19HS | 1956-58 | 389 | 1 3/16 | 380 | 3.5 | 3 | 106 | 30 | 376/099 |
| VB | 376/16VB | 1955-58 | 376 | 1 | 220 | 5 | 2 | 106 | 30 | 376/065 |
KH |
376/16KH | 1955-57 | 376 | 1 | 200 | 3.5 | 3 | 106 | 30 | 376/065 |
| FH | 376/17FH | 1955-58 | 376 | 1 1/16 | 240 | 3.5 | 3 | 106 | 25 | 376/099 |