![]()  | 
     
   4stHEAD 
          | 
  |||||||
| 4-Valve Head Layout | ||||||||
| Software designed by engineers for engineers | ||||||||
|  
  
  
   
      
      
       | 
     
       Information graphics from the 4-valve pentroof program (back) Definition 
        of some of the input and output variables used in the design of the pentroof 
        cylinder head 
 
  | 
  |||||||
![]()  | 
    ||||||||
|  
   ©Prof Blair & Associates  | 
  ||||||||