Hi JP, Those numbers sound just fine to me. "Great "would be about 15-20 psi higher, but then again 15-20psi lower is considered pretty bad news. I would suggest a compression test annually, unless something is going wrong.
Happy Trails, Greg Potts 1973/74/77/79 Westfakia "Bob The Tomato www.pottsfamily.ca www.busesofthecorn.com
On 30-Apr-07, at 11:47 PM, Burdett, Jean-Pierre wrote: > Hi Guys, > > I just did a compression check this weekend and it seems almost too > good > to to be true - 110 lbs in the 2 forward barrels and 115 in the rear > 2. > > The engine has not been torn down recently - I think it has about max > 50,000 kms (30,000miles) on professionally rebuilt engine done in > 1996 > including new cylinder heads. ( I can't tell exactly how much > mileage... from my records the odometer was broken for 3 years) > > 1. got engine up to operating temp > 2. removed all plugs > 3. put in the compression tester > 4. let the engine turn over about 4-6 times > 5. repeated on all cylinders > > All 4 of my month old plugs have consistently grey white tips but the > ceramic around is black. > > So my question is....did I skip a step that skewed the results > or do > I just have a strong engine? What do you guys think and how often > should > I do compression checks to verify the state of the engine? |
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