Gearbox Torsion Bar Insulator 84-92 AUTO - INNER That's why minimizing this leakage

That's why minimizing this leakage path improves flow thru the engine and through the radiator (when the thermostat is open)

(1) Torch red

it has a fold line right along the bottom edge

PRE-SET & ADJUSTABLE FAN CONTROL w/PUSH IN PROBE INSTALLS IN THE RAD FINISH SECTION -

Make sure to test your Air Pump Check Valve for proper operation

Gearbox Torsion Bar Insulator 84-92 AUTO - INNER That's why minimizing this leakageThis is what bolts up to the Auto Gearbox.. it grabs one half of the Torsion bar heading up from the diff on the LHS of the gearbox, this has the long bolt and main bracket as part of its construction. There is a 2nd half to this also listed here.. you\'r advised to replace both Only for Auto Gearbox\'s. GM Discontinued part.