EasyManuals Logo

Polaris Sportsman 400 User Manual

Polaris Sportsman 400
381 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #104 background imageLoading...
Page #104 background image
ENGINE
3.35
VALVE SEAT RECONDITIONING, CONT.
10. Insert the valve into its respective guide and lap using
a lappingtool or a section of fuel line connected to the
valve st em.
11. Rotate the valve rapidly back and forth until the cut
sounds smooth. Lift the valve slightly off of the seat,
rotate 1/4 turn, and repeat the lapping process. Do
this four tofivetimesuntilthevalveis fully seated, and
repeat process for the other valve(s).
12. Clean cylinder head, valves, and camshaft oil supply
passage (A) thoroughly.
13. If oil passage blind plug was removed, apply 3 Bond
1215 or equivalent sealer to the threads and install,
torquing to 8 ft. lbs. (1.1 kg-m). CAUTION: Do not
allow sealant to enter oil passage.
14. Spray electrical contact cleaner into oil passage and
dry using compressed air.
CYLINDER HEAD ASSEMBLY
CAUTION: Wear eye protection during assembly.
NOTE: Assemble the valves one at a time to maintain
proper order.
1. Install new valve seals on valve guides.
2. Apply engine oil to valve guides and seats.
3. Coat valve stem with molybdenum disulfide grease.
4. Install valve carefully with a rotating motion to avoid
damaging valve seal.
A

Table of Contents

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Polaris Sportsman 400 and is the answer not in the manual?

Polaris Sportsman 400 Specifications

General IconGeneral
BrandPolaris
ModelSportsman 400
CategoryOffroad Vehicle
LanguageEnglish

Related product manuals