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Vacuum hose size?

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Old 08-30-2017, 08:22 PM
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Car: 1988 camaro iroc z
Engine: 305
Transmission: 700r4
Vacuum hose size?

Some of my vacuum hose has been replaced with rubber hose where there use to be plastic hose. Like fuel pressure regulator and hose leading into bottom of throttle body. Does anyone think this will cause an issue?
Old 08-31-2017, 09:13 AM
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Car: 92 Firebird
Engine: 4.8 LR4
Transmission: T56
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Re: Vacuum hose size?

Not until the rubber dries out and cracks




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