Polaris Scrambler 400 starting problems

Reply Subscribe

Thread Tools

Search this Thread

Aug 17, 2008 | 01:04 PM

#11

cordell222000

Thread Starter

Weekend Warrior

Joined: Aug 2008

Posts: 9

Likes: 0

Polaris Scrambler 400 starting problems

What should the compression be?

Aug 17, 2008 | 02:54 PM

#12

ftwflh

Quad Patrol
Don't let the hp numbers fool you. Its all in how you get it to the ground. Clutching clutching clutching!

Joined: Apr 2000

Posts: 6,688

Likes: 1

Polaris Scrambler 400 starting problems

At least 100psi to start 120 psi to run decent

Aug 17, 2008 | 03:12 PM

#13

cordell222000

Thread Starter

Weekend Warrior

Joined: Aug 2008

Posts: 9

Likes: 0

Polaris Scrambler 400 starting problems

That's it..... When I bought a overbore piston it seemed loose but the guy insisted that it was the right size.... That has got to be the reason.

Aug 17, 2008 | 03:47 PM

#14

ftwflh

Quad Patrol
Don't let the hp numbers fool you. Its all in how you get it to the ground. Clutching clutching clutching!

Joined: Apr 2000

Posts: 6,688

Likes: 1

Polaris Scrambler 400 starting problems

there should be no more than .003 clearance between the piston and cylinder at any point.This is the max it can be.

Reply Subscribe

Related Topics

Thread

Thread Starter

Forum

Replies

Last Post

2005 Polaris Scrambler 500 Carb Clarification

hoopduerr

Polaris Ask an Expert! In fond memory of Old Polaris Tech.

Jun 10, 2015 03:00 PM

Your Opinion is worth $150

dorene

Introduce Yourself

Jun 5, 2015 05:25 PM

2005 Polaris Scrambler 500 Transmission Bearing (Video / Picture)

hoopduerr

Polaris Ask an Expert! In fond memory of Old Polaris Tech.

Jun 2, 2015 09:01 AM

2005 Polaris Scrambler 500 Rear Axle Question

hoopduerr

Polaris Ask an Expert! In fond memory of Old Polaris Tech.

Jun 1, 2015 08:22 PM

Polaris Scrambler 1000 (Headlight Delete Mod)

1000gade

ATV Videos

May 25, 2015 10:48 AM