Triumphrat

Saigon5

Here are the result of all the dyno run.

First run

Stock Thunderbird Sport with off road exhaust.
Stock airbox
Main jet 98-98-98
Pilot jet 38-38-38

HP : 77.7
Torque : 50.6

Second run

Thunderbird Sport with off road exhaust.
Speed Triple cams
Stock air box
Main jet 98-98-98
Pilot jet 38-38-38

HP : 83.7
Torque : 54.9

Third run

Thunderbird Sport with off road exhaust.
Speed Triple cams
Trophy air box
Main jet 128-128-128
Pilot jet 38-38-38

HP : 83.1
Torque : 56.8

Fourth run

Thunderbird Sport with off road exhaust.
Speed Triple cams
Trophy air box
Main jet 138-134-138
1/2 shim under the needles
Pilot jet 38-38-38

HP : 86.7
Torque : 56.2

Fifth run

Thunderbird Sport with off road exhaust.
Speed Triple cams
TBS air box with K&N filter and 2 holes under the box of 2 1/4 inches diameter
Main jet 138-134-138
1/2 shim under the needles
Pilot jet 38-38-38

HP : 87.7
Torque : 57.6

Future run will be with Trophy airbox, K&N filter with 2 or 3 holes.

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In doubt, crank the throttle.