QuadraJet Secondary Metering Rods
Degrees of Secondary Air Valve Opening vs.Rod Diameter in Secondary Jet
Rod diameter measured in ten thousandths of an inch.(.0001")
Secondary Jets are all .1360" and non-removable from carburetor
I.D. Code | 0 deg. | 20 deg. | 40 deg. | 60 deg. | 70 deg. | 80 deg. | 90 deg. | Tip length | GM Part # | |
---|---|---|---|---|---|---|---|---|---|---|
AD | 1346 | 1280 | 1084 | 812 | 627 | 397 | 222 | S | 7033772 | |
CB | 1347 | 1287 | 1197 | 997 | 897 | 547 | 297 | S | 7042335 | |
BV | 1347 | 1287 | 1197 | 1097 | 897 | 547 | 297 | S | 7040724 | |
DX | 1320 | 1247 | 1090 | 600 | 400 | 300 | 300 | M | 17064719 | |
DC | 1347 | 1236 | 1129 | 1024 | 599 | 300 | 300 | M | 7047816 | |
CC | 1347 | 1236 | 1129 | 1024 | 599 | 300 | 300 | M | 7042356 | |
BY | 1287 | 1217 | 1062 | 817 | 667 | 317 | 317 | M | 7040856 | |
DU | 1280 | 1244 | 1075 | 847 | 547 | 337 | 337 | M | 17059952 | |
DS | 1310 | 1244 | 1075 | 847 | 547 | 337 | 337 | M | 17056618 | |
DF | 1339 | 1262 | 1075 | 847 | 547 | 337 | 337 | M | 7048512 | |
DG | 1342 | 1244 | 1075 | 847 | 547 | 337 | 337 | M | 7048890 | |
CF | 1347 | 1244 | 1075 | 847 | 547 | 337 | 337 | M | 7044775 | |
DM | 1334 | 1281 | 1155 | 853 | 655 | 482 | 393 | S | 17050221 | |
CJ | 1339 | 1244 | 1075 | 807 | 419 | 419 | 397 | L | 7045780 | |
AX | 1339 | 1244 | 1075 | 807 | 419 | 419 | 397 | L | 7033549 | |
BB | 1339 | 1244 | 1075 | 807 | 419 | 419 | 397 | L | 7034335 | |
BW | 1317 | 1247 | 1087 | 897 | 597 | 397 | 397 | M | 7040767 | |
CA | 1322 | 1277 | 1147 | 937 | 797 | 397 | 397 | M | 7042304 | |
BH | 1342 | 1290 | 1159 | 932 | 519 | 397 | 397 | M | 7035916 | |
BM | 1342 | 1290 | 1159 | 932 | 519 | 397 | 397 | M | 7037744 | |
CM | 1342 | 1294 | 1165 | 932 | 519 | 397 | 397 | M | 7045840 | |
BG | 1352 | 1294 | 1165 | 932 | 519 | 397 | 397 | M | 7034822 | |
BF | 1325 | 1315 | 1192 | 1021 | 891 | 639 | 397 | S | 7034400 | |
BK | 1325 | 1315 | 1193 | 1021 | 891 | 639 | 397 | S | 7037295 | |
BJ | 1333 | 1315 | 1193 | 1021 | 891 | 639 | 397 | S | 7036077 | |
CS | 1330 | 1287 | 1197 | 1097 | 897 | 687 | 397 | S | 7045924 | |
BP | 1337 | 1287 | 1197 | 1097 | 997 | 687 | 397 | S | 7038034 | |
CE | 1347 | 1244 | 1075 | 847 | 547 | 410 | 410 | M | 7043771 | |
BN | 1329 | 1288 | 1147 | 957 | 793 | 503 | 410 | S | 7036671 | |
BL | 1329 | 1311 | 1188 | 1021 | 891 | 691 | 410 | S | 7037733 | |
BE | 1329 | 1311 | 1188 | 1021 | 891 | 691 | 410 | S | 7034377 | |
DA | 1333 | 1244 | 1075 | 847 | 577 | 440 | 440 | M | 7046010 | |
CY | 1333 | 1244 | 1075 | 847 | 577 | 440 | 440 | M | 7046004 | |
CV | 1332 | 1291 | 1154 | 927 | 527 | 527 | 527 | L | 7045984 | |
AU | 1345 | 1291 | 1154 | 927 | 527 | 527 | 527 | L | 7033655 | |
CK | 1345 | 1291 | 1154 | 927 | 527 | 527 | 527 | L | 7045781 | |
AH | 1345 | 1291 | 1154 | 927 | 727 | 527 | 527 | M | 7033812 | |
EJ | 1355 | 1350 | 1200 | 1047 | 837 | 687 | 540 | S | 17081930 | |
EA | 1339 | 1262 | 1172 | 1000 | 825 | 721 | 547 | S | 17080091 | |
CR | 1339 | 1262 | 1172 | 1097 | 997 | 747 | 547 | S | 7045923 | |
BU | 1347 | 1262 | 1172 | 1097 | 997 | 747 | 547 | S | 7040725 | |
CP | 1320 | 1247 | 1090 | 879 | 743 | 578 | 567 | M | 7045842 | |
DH | 1332 | 1247 | 1090 | 879 | 743 | 578 | 567 | M | 7048992 | |
ED | 1332 | 1247 | 1090 | 879 | 743 | 578 | 567 | M | 17081878 | |
BA | 1332 | 1247 | 1090 | 879 | 743 | 578 | 567 | M | 7034337 | |
AL | 1349 | 1247 | 1090 | 879 | 743 | 578 | 567 | M | ||
CD | 1351 | 1264 | 1107 | 755 | 567 | 567 | 567 | L | 7042719 | |
DZ | 1325 | 1290 | 1150 | 879 | 743 | 578 | 567 | M | 17075268 | |
AV | 1338 | 1292 | 1132 | 907 | 757 | 567 | 567 | M | 7033182 | |
AP | 1345 | 1292 | 1132 | 907 | 757 | 567 | 567 | M | 7033981 | |
AJ | 1345 | 1292 | 1132 | 907 | 757 | 567 | 567 | M | 7033628 | |
AZ | 1350 | 1292 | 1157 | 957 | 567 | 567 | 567 | L | 7033889 | |
EG | 1350 | 1292 | 1157 | 957 | 847 | 697 | 567 | S | 17081881 | |
AK | 1350 | 1292 | 1157 | 957 | 847 | 697 | 567 | S | 7033104 | |
CH | 1350 | 1292 | 1157 | 957 | 847 | 697 | 567 | S | 7045779 | |
CX | 1346 | 1294 | 1165 | 932 | 567 | 567 | 567 | L | 7045985 | |
BZ | 1352 | 1294 | 1165 | 932 | 567 | 567 | 567 | L | 7042300 | |
AY | 1352 | 1294 | 1165 | 932 | 567 | 567 | 567 | L | 7033830 | |
EK | 1340 | 1294 | 1165 | 932 | 790 | 567 | 567 | M | 17082409 | |
EF | 1340 | 1294 | 1165 | 932 | 790 | 617 | 567 | M/S | 17081880 | |
CN | 1340 | 1294 | 1165 | 932 | 790 | 617 | 567 | M/S | 7045341 | |
AR | 1352 | 1294 | 1165 | 932 | 790 | 617 | 567 | M/S | 7033171 | |
EE | 1323 | 1250 | 1093 | 882 | 746 | 581 | 570 | M | 17081879 | |
DR | 1323 | 1250 | 1093 | 882 | 746 | 581 | 570 | M | 17053659 | |
DV | 1348 | 1294 | 1168 | 935 | 793 | 620 | 570 | M/S | 17062170 | |
BD | 1332 | 1312 | 1168 | 939 | 805 | 577 | 577 | M | 7034365 | |
BC | 1352 | 1294 | 1174 | 1015 | 901 | 599 | 581 | M | 7034300 | |
DN | 1355 | 1297 | 1108 | 1019 | 904 | 602 | 584 | M | 17053703 | |
BT | 1338 | 1292 | 1132 | 907 | 787 | 597 | 597 | M | 7040601 | |
EC | 1350 | 1292 | 1157 | 847 | 697 | 610 | 610 | M | 17081095 | |
DJ | 1337 | 1262 | 1172 | 1097 | 997 | 847 | 747 | unique rod- taper continues down to 647 |
7048908 | |
CL | 1350 | 1294 | 1176 | 984 | 667 | 667 | 667 | L | 7045782 | |
AT | 1350 | 1294 | 1176 | 984 | 667 | 667 | 667 | L | 7033658 | |
DL | 1336 | 1260 | 1127 | 939 | 824 | 711 | 679 | M/S | 7048892 | |
EH | 1325 | 1267 | 1137 | 945 | 829 | 721 | 686 | M/S | 17081882 | |
DP | 1325 | 1267 | 1137 | 945 | 829 | 721 | 686 | M/S | 17053531 | |
DB | 1334 | 1294 | 1177 | 1010 | 907 | 797 | 697 | S | 7047806 | |
BX | 1352 | 1294 | 1177 | 1010 | 907 | 797 | 697 | S | 7040797 | |
AN | 1352 | 1294 | 1177 | 1010 | 907 | 797 | 697 | S | ||
DT | 1337 | 1265 | 1180 | 1100 | 1000 | 700 | 700 | M | 17056651 | |
CT | 1337 | 1294 | 1176 | 984 | 849 | 774 | 774 | M | 7045983 | |
AS | 1350 | 1294 | 1176 | 984 | 849 | 774 | 774 | M | ||
CG | 1350 | 1294 | 1176 | 984 | 849 | 774 | 774 | M | 7045778 | |
DW | 1334 | 1294 | 1170 | 1010 | 883 | 874 | 874 | L | 17062432 | |
DY | 1337 | 1305 | 1191 | 1010 | 883 | 874 | 874 | L | 17074266 | |
DE | 1337 | 1305 | 1191 | 1010 | 883 | 874 | 874 | L | 7048092 | |
BR | 1350 | 1294 | 1176 | 984 | 897 | 897 | 897 | L | 7038910 | |
AW | 1351 | 1283 | 1209 | 1036 | 965 | 965 | 905 | 2-step tip | 7033194 | |
CZ | 1345 | 1292 | 1157 | 947 | 947 | 947 | 947 | LL | 7045986 | |
EB | 1345 | 1292 | 1157 | 947 | 947 | 947 | 947 | LL | 17080467 | |
BS | 1350 | 1292 | 1157 | 947 | 947 | 947 | 947 | LL | 7038911 | |
DK | 1345 | 1298 | 1169 | 997 | 997 | 997 | 997 | LL | 7048919 | |
DD | 1345 | 1298 | 1169 | 1047 | 1047 | 1047 | 1047 | LL | 7048091 | |
All dimensions are in 1/10,000 of an inch
Tip Length Legend:
LL: Extra long power tips supply richest mixture starting at 60° of ari valve opening. Never use in performace applications using greater than 70° air valve opening.
L: Power tip starts at 70° air valve opening. Tip considered to begin at that part of the rod that is within .003" of rod’s minimum diameter
M: Power tip starts at 80° air valve opening. Tip considered to begin at that part of the rod that is within .003" of rod’s minimum diameter
M/S: Power tip starts at 80° air valve opening. Tip considered to begin at that part of the rod that is within .005" of rod’s minimum diameter.
S: Power tip starts at 90° air valve opening.