im gettin a curtis sparks x-4 exaust for my 400ex and i neeed to to get a jet kit...... whats the diffrence between stage 1, 2, and 3...and is the a certain jet kit i should get...i was thinkin K&N??
JOE
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im gettin a curtis sparks x-4 exaust for my 400ex and i neeed to to get a jet kit...... whats the diffrence between stage 1, 2, and 3...and is the a certain jet kit i should get...i was thinkin K&N??
JOE
Save yourself about $40 and buy a few jets from the local shop or C&D Racing. A 155, 158 or 160 should be close. Get a 40 or 42 pilot while your at it. JMO:)
Joe
To get the most out of the pipe, let more air in. Bump to a 160 or 165 main with a 42 pilot and save some money.
JB