why is having low compression

Low compression left bank - LS1GTO Forums

Low comp on an entire side could indicate a bad a head gasket (head maybe not torqued correctly), but then I would think you might have coolant-in-the-cylinder ...

Low compression & spark | FerrariChat

Low compression is a sign of leaking valves, leaking or broken piston rings or a blown head gasket. Either way it requires the cylinder head to ...

Why do people choose low compression pistons for turbo 4 cylinder ...

With forced induction there is a greater mass being compressed into the same volume and this will increase the temperature even more, with the ...

low compression on a 'new engine' - Shoptalkforums.com

If not, you are pumping out the gas/air mix you took in the during the intake stroke. With your compression readings, I'm guessing something is ...

Misfire, low compression #2, engine done? - VW Vortex

If the compression number stays the same, the tech knows there's a damaged (bent/burned/hunk of carbon) valve. If it's a valve issue, the head ...

WHY DOES BOOST LIKE LOWER COMPRESSION

You're getting more air and fuel in the cylinder with a lower compression / higher boost engine. Regards, Sean. Apr 7 ...

Low compression in one cylinder with a misfire code, but no smoke ...

Two more things can cause low compression, camshaft lobes are damaged and not opening the valves enough to build good cranking compression, or ...

cause of low compression???? - DSMtuners.com

Low compression can be caused by a few things. Wore out Piston rings, Leaky valves, Improperly seated valves, incorrect engine timing. First you ...

Effect of low compression in 1 cylinder on piston etc., - Team-BHP

1) There is a leak or less compression or compression loss. · 2) You are not feeling loss of power. · 3) You are not facing overheating issue. · 4) ...

low compression (30 psi) on ALL cylinders... what the - XWeb Forums

Timing belt has slipped, or if you are running a phenolic cam pulley, it's died and slipped. Head gasket may be blown across all cylinders, or ...

low compression all cylinders - The Jalopy Journal

Time to worry is when a cylinder has more than a 10 percent differential in compression. Your cylinders are all within 5 percent of each other.

I was told I have low compression i the #1 cylinder and ... - JustAnswer

Based on the estimate they gave you it sounds like a blown head gasket is suspected. That is possible with low compression but I would recommend having a leak ...

How Long will Engine Last with Low Compression in all cylinders

my personal opinion formed without any empirical evidence is that it will be a lot closer to 6 months than to 60,000 miles. Even if you don't ...

Low compression: Piston-to-cylinder or head gasket? - scannerdanner

You could theoretically be getting leakage into the crankcase if the cylinder head and/or block is warped badly enough. Like, they ran it out of ...

Sudden Low Compression on Cylinders 4-5-6 | Page 4

They checked it for flatness, agreed with me that it was flat, pressure tested the valves, used a sanding block on it for just a few swipes and told me to bolt ...

05 with low compression - Pre-purchase Questions - LegacyGT.com

I just had a compression test done today on my 05, and they didn't even do the wet test, just dry. 1-4 was 140-130-135-130. The spec calls for ...

low compression in cylinder #2 - should I attempt a ring job?

Friends, I have a '96 NA 850 with some 237000 miles. Cylinder #2 had low compression, some 110-150 psi while other cylinders had consistent ...

Low compression test on new engine - Ratsun Forums

Bent or broken valve or valve seat, possibly just worn out valves. Large duration cam with high overlap. Cam timing retarded. Quote ...

Misfire on cyl 3, low compression help - Toyota 4Runner Forum

I ran my engine with one at 90 PSI, with another at 120 PSI with the rest at 160-170 PSI for years and all of that was supercharged. There ...

Low Compression Question - Forum - KZRider

Carbs need to have floats properly set. Not much to say about low compression in one cylinder. If you decide to tear the engine down to change ...