20 Most Recent 2004 Yamaha YZ 450 F Questions & Answers

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2003 yamaha yz450f valve adj specs

The 2003 Yamaha YZ450F is a big-bore, air-cooled two-stroke motorcycle. It was first introduced in 2001 and was the replacement for the 2000 model year YZ450F. The engine displacement has remained at 450cc since then. It uses an overhead camshaft with four valves per cylinder and a 4 valve/cylinder head configuration to create power output of 35 PS (29 kW) @ 8500 rpm and 25 lb·ft (35 Nm) @ 7200 rpm with a compression ratio of 9.7:1.
12/7/2021 10:18:48 AM • 2004 Yamaha YZ... • Answered on Dec 07, 2021
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2006 yz450f coolant leak water pump weep hole

Take compressed air and blow air up into the the weep hole. For some odd reason it made 3 different CRF's stop leaking. It's worth a shot.
2/6/2019 4:57:00 AM • 2004 Yamaha YZ... • Answered on Feb 06, 2019
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What are the torque specs

10 N-M or 7.2 Ft/Lbs. Just a little more than "snug".
3/22/2018 2:07:52 AM • 2004 Yamaha YZ... • Answered on Mar 22, 2018
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What is the weep valve for? What function does it

the weep hole was designed to let you know that the water pump is damaged ,shot, kaput the following links are more technical COMMON WATER PUMP FAILURES THEIR CAUSES FlowKooler Hi Flow Water Pumps Why Is There Small Hole in Water Pump eHow
8/11/2016 10:46:46 PM • 2004 Yamaha YZ... • Answered on Aug 11, 2016
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