View Single Post
Old 04-15-2010, 01:47 AM   #4 (permalink)
gumpy
Enthusiast Member
 
gumpy's Avatar
 
Join Date: Oct 2009
Location: Sydney
Posts: 449
Drives: 09 370z white manual
Rep Power: 16
gumpy is on a distinguished road
Default

Quote:
Originally Posted by KEVTEX View Post
Engine rpm is the same as the flywheel rpm. In a 4 stroke engine, each cylinder fires the compressed mixture on one revolution and expels the exhaust on the next revolution. Only 3 cylinders fire during one revolution. The piston goes down on the intake stroke, up on the compression stroke(ignition occurs here), down on the combustion stroke and up on the exhaust stroke completing 2 revolutions.
Good on ya mate, makes sense.

In a four cylinder engine would it be 2 cylinders firing in one rev then woudln't it? Explains why the v6 is so much smoother and why the v8's like butter...
gumpy is offline   Reply With Quote