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Old Sep 19, 2007 | 07:15 PM
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From: maple georgia
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I am 19 years old and am the proud owner of a 1974 L-82 corvette that I have owned for a year and a half and was just woundering what where the three diff gear ratios available during that year because Im trying to figure out what mine is. Its the secound to the best ratio offerd if anybody knows what that is???
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Old Sep 19, 2007 | 07:54 PM
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Without A/C

L82 M20 - 3.55 std, 3.70 opt
L82 M21 - 3.70 std, 3.55 opt
L82 M40 - 3.55 std, 3.70 opt



With A/C

L82 M20 - 3.55 all
L82 M21 - 3.55 all
L82 M40 - 3.55 all
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Old Sep 19, 2007 | 08:45 PM
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From: Lake Arrowhead - Georgia > 72 Base Coupe & 74 BB Roadster
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LS4....auto....no air = ? (3.08) ?


Originally Posted by wfo76
Without A/C

L82 M20 - 3.55 std, 3.70 opt
L82 M21 - 3.70 std, 3.55 opt
L82 M40 - 3.55 std, 3.70 opt



With A/C

L82 M20 - 3.55 all
L82 M21 - 3.55 all
L82 M40 - 3.55 all
Reply
Old Sep 19, 2007 | 09:09 PM
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No A/C

LS4 M20 - 3.08 std, 3.36 opt
LS4 M21 - 3.36 std, 3.08 & 3.55 opt
LS4 M40 - 3.08 std, 3.36 opt



A/C

LS4 M20 - 3.08 all
LS4 M21 - 3.36 std, 3.08 opt
LS4 M40 - 3.08 all
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Old Sep 20, 2007 | 09:24 AM
  #5  
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Originally Posted by 74ray
I am...the proud owner of a 1974 L-82 corvette
Please send me your VIN and info - link below.
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Old Sep 20, 2007 | 07:02 PM
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Your differential has a stamped code on the bottom of it indicating what ratio it left St. Louis with. As long as the original ratio has not been swapped, these should work:

AX or LR 3.36
AA 3.55
AB 3.70
AC 4.11
AW 3.08
AV 2.73

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Old Sep 20, 2007 | 07:35 PM
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...
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Old Sep 21, 2007 | 02:27 AM
  #8  
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From: maple georgia
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Originally Posted by mayberg
Please send me your VIN and info - link below.
???? dont understand?
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Old Sep 21, 2007 | 03:20 AM
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Beautiful Car.. Your avatar reminds me of my '73!
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Old Sep 21, 2007 | 11:06 PM
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Originally Posted by 74ray
???? dont understand?
with the vin number he can tell ya wacha got

Miles
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