Thread: Not this again.
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Old 11-12-2017, 12:26 PM   #1369
LS1ow
Power Member / trans break does not equal transbrake
 
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did a leak down test last night on cyl 1. did it 4 different variations as youll see below.

Dot to dot, push rods installed. rockers not torqued but seated onto the rocker tray.


[url=https://flic.kr/p/DjzwnG]



cam gear at 12, crank gear at 12, pushrods and rockers same as previous.

[url=https://flic.kr/p/21sghD2]

Dot to Dot, no pushrods or rockers.

[url=https://flic.kr/p/21sghzp]

12 and 12, no rods or rockers.

[url=https://flic.kr/p/21pxqxL]

All 4 tests pass. Air could be heard hissing from the crank case(i dont have the timing cover on) but the gauge says its only 14-16% loss, which passes. unless im understanding it wrong.
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99 Z28 - SBE LS1/60e
Motor - 10.84 @ 128 - 1.47 60'
Nitrous - 10.16 @ 132 - 1.40 60"
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