Thread: 55.2-59 "Octane adjustment knob"
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Old 02-16-2020, 04:42 AM   #1
BlouDon
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Join Date: Feb 2019
Location: Centurion, Gauteng, South Africa
Posts: 228
"Octane adjustment knob"

I'm referring to the round knob on the side of the dissy.

According to the manual this knob must be turned to adjust for octane, but the knob on my truck can turn many times.

I would appreciate knowing more about what this knob does and how it works please.
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Best regards, Philip

Chev: '70 C10 (350 V8 / 700R4 ) & '59 Apache ( 235, 3-sp )
Jensen Interceptor '74: Mopar 440(EFI'ed) / 4L60e
Jaguar: '72 E-type Coupe V12 & '74 E-type V12 Convertible & '80 XJS V12

Last edited by BlouDon; 02-16-2020 at 07:42 AM. Reason: adding pic
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