Honda Spree and Elite 50 Forums

so i was at the honda dealer and i tryed to order a bigger jet for my 1995 elite s and they only said they can get the stock 68 and a 78, is there any were else i can get them from

i can drill you one out since i now own a complete set of 68 the 60 guage drill bits.

i was thinking about drilling one but, how do u know what size drill bit is what jet

gauge inches mm
80 0.014 0.343
79 0.015 0.368
78 0.016 0.406
77 0.018 0.457
76 0.020 0.508
75 0.021 0.533
74 0.023 0.572
73 0.024 0.610
72 0.025 0.635
71 0.026 0.660
70 0.028 0.711
69 0.029 0.742
68 0.031 0.787
67 0.032 0.813
66 0.033 0.838
65 0.035 0.889
64 0.036 0.914
63 0.037 0.940
62 0.038 0.965
61 0.039 0.991
60 0.040 1.016
59 0.041 1.041
58 0.042 1.067
57 0.043 1.092
56 0.046 1.181
55 0.052 1.321
54 0.055 1.397

gauge inches mm
53 0.059 1.511
52 0.064 1.613
51 0.067 1.702
50 0.070 1.778
49 0.073 1.854
48 0.076 1.930
47 0.079 1.994
46 0.081 2.057
45 0.082 2.083
44 0.086 2.184
43 0.089 2.261
42 0.094 2.375
41 0.096 2.438
40 0.098 2.489
39 0.099 2.527
38 0.101 2.578
37 0.104 2.642
36 0.106 2.705
35 0.110 2.794
34 0.111 2.819
33 0.113 2.870
32 0.116 2.946
31 0.120 3.048
30 0.129 3.264
29 0.136 3.454
28 0.141 3.569
27 0.144 3.658

gauge inches mm
26 0.147 3.734
25 0.149 3.797
24 0.152 3.861
23 0.154 3.912
22 0.157 3.988
21 0.159 4.039
20 0.161 4.089
19 0.166 4.216
18 0.169 4.305
17 0.173 4.394
16 0.177 4.496
15 0.180 4.572
14 0.182 4.623
13 0.185 4.699
12 0.189 4.801
11 0.191 4.851
10 0.194 4.915
9 0.196 4.978
8 0.199 5.055
7 0.201 5.105
6 0.204 5.182
5 0.206 5.220
4 0.209 5.309
3 0.213 5.410
2 0.221 5.613
1 0.228 5.791

mm = jet size
for example a 66 guage bit will give you a 84 jet.

I think there is a reference chart in adv tech. found it

Jet Number....Drill Size... Imperial measurement(").. Metric measurement(mm)
63...................#72 ............. .00208........................... .6350
66...................#71.............. .00217........................... .6604
71...................#70.............. .00233........................... .7112
74...................#69.............. .00243........................... .7417
78...................#68.............. .00258........................... .7874
81...................#67.............. .00267........................... .8128
84...................#66.............. .00275........................... .8382
89...................#65.............. .0350............................ .889
91...................#64.............. .0360............................ .914 mm
94...................#63.............. .0370............................ .940 mm
97...................#62.............. .0380............................ .965 mm
99.................. #61.............. .0390............................ .990 mm
102.................#60.............. .0400........................... 1.016 mm