<VV> What would you do? PG downshift
FrankDuVal
corvairduval at cox.net
Tue Jun 4 00:38:11 EDT 2019
Changes shift point.
See shop manual.
So at 35 MPH, with 3:55 gears (typical of Powerglide) the engine rpm is
1750. Downshifting gets you up to (1.82:1 ratio) 3200 rpm. Sounds
fast, but engine is OK. At 47 mph, in low, rpm should be 4277. That is
as fast as you would want to be!
From 61 manual:
CORVAIR POWERGLIDE
SHIFT POINT - MPH CHART
UPSHIFTS
MPH
Minimum Throttle .......................... 10-12 1/2
Full Throttle .............................. 41-47
Part Throttle (Detent Touch) ................ 34-41
DOWNSHIFTS
Closed Throttle ............................ 8-12
Full Throttle ............................... 38-44
Part Throttle (Detent Touch) ................ 23-30
Manual Low (Inhibited) ....................41-46
Frank DuVal
On 6/3/2019 4:35 PM, Hugo Miller via VirtualVairs wrote:
> That sounds interesting. What will it do? Unfortunately I am back in
> my native UK right now so won't be able to try it for a while.
> I've always felt that my car(s) drop into high gear a bit earlier than
> I would like. Maybe 20-25 mph? Just normal gentle driving, that is.
>
>
> On 2019-06-03 20:53, Matt wrote:
>> At the engine…. Throttle rod with return spring… take swivel pin
>> out of lever on crossshaft…. Turn CW TWO turns…. TESTDRIVE
>>
>> Matt Nall
>> Sea Mtn., Or.
>> Sent from WinMail10
> _______________
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