Mikuni Jetting Chart for H-D by www.braigasen.com |
||||||
Motorcycle |
Carb |
MJ |
PJ |
NJ |
Needle |
Comments |
Dyna SuperGlide FXD |
HSR42 |
165 |
17.5 |
Y6 |
-98 |
V. Thunder 2015 cam, SE 6K ignition module, 50 pump, needle third clip |
EVO 80 ci |
HSR42 |
160 |
25 |
Y6 |
-97 |
Opened up. Acc.pump 60 |
EVO 80 ci 1990 on |
HS40 |
165 |
17.5 |
Y6 |
9DJY01 |
AJ 1.1 Sudco jetting recommendation |
EVO 80 ci |
HSR42 |
165 |
25 |
Y6 |
-98 |
Stock |
EVO 80 ci |
HSR42 |
160 |
17.5 |
Y6 |
-97 |
Acc.pump 50 (Bozz) |
EVO 80 ci |
HSR42 |
160 |
20 |
Y6 |
-97 |
Acc.pump 50 |
EVO 80 ci |
HSR42 |
165 |
20 |
Y6 |
-98 |
Middle clip. 10:1, V-Thunder 5005 |
EVO 80 ci |
HSR42 |
165 |
20 |
Y6 |
-97 |
SE heads, EV27 cams, Acc.pump 50 |
EVO 88 ci |
HSR42 |
165 |
20 |
Y6 |
-98 |
Middle clip. Acc.pump 50 |
EVO 89 ci |
HSR42 |
165 |
25 |
Y6 |
-96 |
Middle clip. Acc.pump 70, Crane Hi 4E, 90.4 tq, 50 mpg with 65 mph |
EVO 97 ci |
HSR42 |
170 |
25 |
Y6 |
-97 |
10.3:1, 96 hp, 105 tq, |
EVO 107ci |
HSR48 |
190 |
25 |
Y6 |
-97 |
Needle Valve 4.5, Acc.pump 70, 11.5:1, S&S 631 cams (or Main 185, -96) |
EVO FXD -95 |
HSR42 |
165 |
20 |
Y6 |
-98 |
Jetting at 10.000 feet to sea level. Leanest needle position. |
Ironhead -73, 1000 cc |
VM38 |
330 |
35 |
P8 |
6DP1 |
Slide 2.5, Air jet 0.5 (Salty) |
Panhead, 74 ci |
VM38 |
280 |
25 |
P8 |
6DP1 |
No further information |
Revtech 110 ci |
HSR42 |
170 |
22.5 |
Y6 |
-98 |
Acc.pump 60 |
Servicar 750 cc |
VM36 |
300 |
40 |
P6 |
6DP17 |
Single carb. Air jet 0.7, Slide 2.0 |
Shovel -74 |
VM38 |
330 |
30 |
Q2 |
6DP1 |
Slide 2.5 (Sudco) |
Sportster 1200 cc -98 |
HSR42 |
160 |
20 |
Y6 |
Y6 |
Nallin Stage 2 heads, Buell T-storm pistons, N4-cams, T-header pipe, SE AC |
Sportster 1000 cc |
HSR42 |
175 |
20 |
Y6 |
9DJY4-96 |
Acc.pump 50 |
Twin Cam 88 ci |
HSR42 |
165 |
20 |
Y6 |
-98 |
Also 160 works and -97 in leanest pos. (05FLHTC) |
Twin Cam 88 ci |
HSR42 |
170 |
22.5 |
Y6 |
-96 |
Hippo 570 Build |
Twin Cam 88 ci |
HSR42 |
160 |
25 |
Y6 |
-96 |
Y6 needle |
Twin Cam 95 ci |
HSR42 |
165 |
20 |
Y6 |
-98 |
Minton Build. 21 cams. Big Boyz Heads. 2-1 Racing Blackhole. A/P50 |
Twin Cam 95 ci |
HSR45 |
160 |
22.5 |
Y6 |
-97 |
Needle 2nd pos. SE203 cams, V&H True Duals, Bassani Slipons, K&N |
Twin Cam 95 ci |
HSR42 |
165 |
20 |
Y6 |
-98 |
Ported heads, SE 251 cams, Acc.pump 50 |
Twin Cam 95 ci |
HSR42 |
165 |
20 |
Y6 |
-98 |
Middle clip. Acc.pump 50 |
Twin Cam 95 ci |
HSR42 |
165 |
20 |
Y6 |
-97 |
Needle 2nd pos. |
Twin Cam 116 ci |
HSR45 |
175 |
25 |
Y6 |
-98 |
No further information |
Twin Cam 127 ci |
HSR48 |
192.5 |
25 |
Y6 |
-98 |
Needle 4th pos. Air screw 7/8. NB 27.5 pilot too big! |
Twin Cam 131 ci |
HSR48 |
205 |
30 |
Y6 |
-96 |
HSR45 needle. Air screw 3/4 turns. (Bruce) |