1999-2002 TRX400EX Fourtrax Service Manual, Page 10Get this manual
GENERAL INFORMATION Unit: mm (in) ITEM Engine oil capacity After draining After drainingfilter change After disassembly Recommended engine oil STANDARD 1.8Iiters(1,9 USqt, 1.6Impqt} 1.85 liters (1.95 US qt, 1.63 Imp qt) 2.2 liters (2.3US qt, 1.9Impqt) Honda GN4 or HP4 4-stroke oil or equivalent motor oil API service classification SF or SG Viscosity: SAE 10W-40 or 20W-50 Tip clearance Body clearance Side clearance 0.15 (O,OOS) 0.15 -0.22 (0.006-0.009) 0.020,09 (0.0010.004) SERVICE LIMIT
-0.20 (0.008) 0.25 (0.010) 0.12 10.005)
Oil pump
SPECIFICATIONS
Mainjet Jet needle clip position Pilot screw opening Float level Idle speed Throttle lever free play
#1483rd groove from top See page 5-13 18.5 mm 10.73 in) 1,400 100rpmmm (1 85 16 in)