cooling the 400ex motor

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May 11, 2004 | 08:48 PM

keepitpinned

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cooling the 400ex motor

what are the different ways you guys cool ur 400ex. Im probably going to be gettin a big bore kit so im going to need cooling. any opinions

May 11, 2004 | 09:13 PM

hondarider300

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cooling the 400ex motor

they sell metal plates that direct the airflow to hit the engine more and cool it better

May 11, 2004 | 11:15 PM

Quadfather

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cooling the 400ex motor

OMF air shrouds/scoops ($59), and a bigger oil tank(about $250)

May 12, 2004 | 12:43 AM

TractorPacker

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Do you have a balloon?

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cooling the 400ex motor

Proper jetting would be very important. I have an 87mm piston in mine, ride it like its stolen, and don't have any heat problems. I don't have an aftermarket tank or fins, but agree they help.

May 12, 2004 | 04:33 PM

keepitpinned

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cooling the 400ex motor

joelrichard50 how many more cc is it?

May 12, 2004 | 05:34 PM

cals400ex

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cooling the 400ex motor

an 87mm piston is approximately a 416

May 12, 2004 | 09:14 PM

400sEXridr

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cooling the 400ex motor

how do you figure out the cc's?

cooling the 400ex motor

cooling the 400ex motor

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