Difference between revisions of "Compression test"

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Compression test values for reference.
 
Compression test values for reference.
  
−
"Compression mods" includes any work that might have altered the stock compression ratio, including custom pistons or rods, head skim or spacers.  
+
"Compression mods" includes any work that might have altered the stock compression ratio, including custom pistons or rods, head skim or spacers/shims.  
  
 
{| border="1" cellspacing="0" cellpadding="5" align="center"
 
{| border="1" cellspacing="0" cellpadding="5" align="center"
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! wet/dry  
 
! wet/dry  
 
! pressures  
 
! pressures  
−
! strokes to max
+
! strokes  
 +
! tester
 
! compression mods
 
! compression mods
 
|-
 
|-
Line 23: Line 24:
 
| dry  
 
| dry  
 
| 170/170/165/165  
 
| 170/170/165/165  
−
| 4/4/5/5  
+
| 4/4/5/5
 +
| Gunsons
 
| none
 
| none
 +
|-
 +
| Monty
 +
| 1990
 +
| SE Turbo
 +
| 19
 +
| 84k
 +
| warm
 +
| dry
 +
| 160/150/155/160
 +
| 5 to 6
 +
| Screwfix
 +
| Throttle fully open, Head skimmed
 +
|-
 +
| Dico
 +
| 1993
 +
| SE Turbo
 +
| 16
 +
| 47k
 +
| warm
 +
| dry
 +
| 160/155/155/160
 +
| 5 to 6
 +
|
 +
| Throttle fully open
 +
|-
 +
| Rambo
 +
|
 +
| 
 +
|
 +
| 
 +
| 
 +
| 
 +
| 160/160/160/160
 +
|
 +
|
 +
|
 +
|-
 +
| chrishewett
 +
|
 +
| 
 +
|
 +
| 
 +
| 
 +
| 
 +
| 165/165/165/165
 +
|
 +
|
 +
|
 +
|-
 +
| RichieP
 +
|
 +
| 
 +
|
 +
| 
 +
| 
 +
| 
 +
| 140/140/140/140
 +
|
 +
|
 +
|
 +
|-
 +
| andyhaworth
 +
|
 +
| 
 +
|
 +
| 
 +
| 
 +
| 
 +
| 150/150/150/150
 +
|
 +
|
 +
|
 +
|-
 +
| MikeyDude
 +
|
 +
|
 +
|
 +
| 
 +
| cold
 +
| dry
 +
| 158/153/145/150
 +
|
 +
|
 +
|
 +
|-
 +
| Mike_H
 +
| 1991
 +
| SE Turbo
 +
| 18
 +
| 40000
 +
| warm
 +
| dry
 +
| 185/180/175/175
 +
| 5
 +
| Gunsons
 +
| Throttle open
 +
|-
 +
| Specky
 +
| 1991
 +
| SE Turbo
 +
| 18
 +
| 75000
 +
| warm
 +
| dry
 +
| 148/149/150/148
 +
|
 +
| Gunsons
 +
|
 +
|-
 +
| Specky
 +
| 1989
 +
| NA
 +
| 21
 +
| 80000
 +
| cold
 +
| dry
 +
| 150/150/150/150
 +
|
 +
| Gunsons
 +
| Alarm bells low pressure
 +
|-
 +
| Manou
 +
| 1993
 +
| SE Turbo
 +
| 21
 +
| 64000
 +
| cold
 +
| dry
 +
| 135/128/122/130
 +
|
 +
|
 +
|
 +
|-
 +
| ashm
 +
| 1991
 +
| SE Turbo
 +
| 19
 +
| 70k
 +
| warm
 +
| dry
 +
| 165/170/170/165
 +
| 6/6/6/6
 +
| Gunsons
 +
| none
 +
|-
 +
| ajax317
 +
| 1992
 +
| SE Turbo
 +
| 19
 +
| 56k
 +
| cold
 +
| dry
 +
| 160/160/160/155
 +
| 6/6/6/6
 +
| Laser
 +
| Throttle opened, head skimmed
 +
|-
 
|}
 
|}
 +
 +
 +
 +
Monty: Test done with engine up to running temp, Throttle fully open, all spark plugs removed. Engine turned over approx 6 revolutions per each test.
 +
Used compression tester from Screwfix
 +
http://www.screwfix.com/prods/16856/Van-Car-Accessories/Mechanics-Tools/Compression-Tester?cm_mmc=GoogleBase-_-Datafeed-_-Van%20and%20Car%20Accessories-_-Compression%20Tester#
 +
 +
 +
[[Image:monty.jpg]]
 +
 +
Ajax317: the Screwfix compression tester is a Laser 2516, I just recognised the picture as the same as mine.

Latest revision as of 16:26, 9 February 2011

Compression test values for reference.

"Compression mods" includes any work that might have altered the stock compression ratio, including custom pistons or rods, head skim or spacers/shims.

user year model age mileage warm/cold wet/dry pressures strokes tester compression mods
ashm 1991 SE Turbo 18 59k warm dry 170/170/165/165 4/4/5/5 Gunsons none
Monty 1990 SE Turbo 19 84k warm dry 160/150/155/160 5 to 6 Screwfix Throttle fully open, Head skimmed
Dico 1993 SE Turbo 16 47k warm dry 160/155/155/160 5 to 6 Throttle fully open
Rambo 160/160/160/160
chrishewett 165/165/165/165
RichieP 140/140/140/140
andyhaworth 150/150/150/150
MikeyDude cold dry 158/153/145/150
Mike_H 1991 SE Turbo 18 40000 warm dry 185/180/175/175 5 Gunsons Throttle open
Specky 1991 SE Turbo 18 75000 warm dry 148/149/150/148 Gunsons
Specky 1989 NA 21 80000 cold dry 150/150/150/150 Gunsons Alarm bells low pressure
Manou 1993 SE Turbo 21 64000 cold dry 135/128/122/130
ashm 1991 SE Turbo 19 70k warm dry 165/170/170/165 6/6/6/6 Gunsons none
ajax317 1992 SE Turbo 19 56k cold dry 160/160/160/155 6/6/6/6 Laser Throttle opened, head skimmed


Monty: Test done with engine up to running temp, Throttle fully open, all spark plugs removed. Engine turned over approx 6 revolutions per each test. Used compression tester from Screwfix http://www.screwfix.com/prods/16856/Van-Car-Accessories/Mechanics-Tools/Compression-Tester?cm_mmc=GoogleBase-_-Datafeed-_-Van%20and%20Car%20Accessories-_-Compression%20Tester#


Monty.jpg

Ajax317: the Screwfix compression tester is a Laser 2516, I just recognised the picture as the same as mine.

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