Search results
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Bought an LLY Cranks no start
cam pin sheared, broke crank? it’s hard to say when you buy a pile of trash and have no way of diagnosing it. -
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LBZ cracked piston - What long block to with ?
No worries at all. We’re all here to learn.- gmduramax
- Post #33
- Forum: Duramax Engine Building
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LBZ cracked piston - What long block to with ?
The OG LLY/LB7 pistons hold up ok I wouldn’t run them over time with more than 800hp if I wanted them to last. motorsports pistons seem to hold up to 1000hp well I would not recommend (OEM) mahle pistons in anything.- gmduramax
- Post #32
- Forum: Duramax Engine Building
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LBZ cracked piston - What long block to with ?
Those will hold up just fine- gmduramax
- Post #27
- Forum: Duramax Engine Building
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LBZ cracked piston - What long block to with ?
I have those in my truck now 70k miles with about 1000hp.- gmduramax
- Post #23
- Forum: Duramax Engine Building
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LBZ cracked piston - What long block to with ?
If you get pistons out of a truck from a LLY/LB7 (I guess if you even get them from gm they come in an isuzu box and are standard bore or .050 over last I checked) they are decent and will handle some power Pistons you get directly from Mahle the LB7/LLY OE replacement are trash The mahle...- gmduramax
- Post #20
- Forum: Duramax Engine Building
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Lly hard start and throwing codes
Are you able to log rail pressure while cranking? -
LBZ cracked piston - What long block to with ?
LB7/LLY pistons are what you’re talking about. Pistons you buy from Mahle are not the same.- gmduramax
- Post #16
- Forum: Duramax Engine Building
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1.15 ar for towing
Something isn’t right, they shouldn’t hit 1500. How much power does it make? And more boost isn’t always better.- gmduramax
- Post #9
- Forum: Turbo Talk
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1.15 ar for towing
Have you tried leaving the wastegate line completely open, back to stock?- gmduramax
- Post #7
- Forum: Turbo Talk
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Lml egt issues
The sensors are unplugged and aren- gmduramax
- Post #3
- Forum: Duramax Tuning, Logging, and Gauges
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LLY new engine won’t start.
Reluctor is correct, ficm is good. it- gmduramax
- Post #42
- Forum: Garage Builds
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