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1988 Chevrolet G10 Chevy Van, Waveform
Posted to the Waveform Library on 5/23/2014

this is taken during cranking .It is zoomed [...] is vacuum waves,blue is cranking compression.U can see when that cylinder`s intake valve opens at approx 15 degrees after TDC AND closes approx 135 ATDC.

 

car Vehicle Data

1988 Chevrolet G10 Chevy Van 4.3L

Engine4.3 L / 6 cyl / GAS
Trans5-speed StandardTransmission
DeliveryFuel Injection
SubsystemNot Applicable
Component
ConditionKnown Good

car Vehicle Data

1988 Chevrolet G10 Chevy Van 4.3L

Engine4.3 L / 6 cyl / GAS
Trans5-speed StandardTransmission
DeliveryFuel Injection
SubsystemNot Applicable
Component
ConditionKnown Good