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[Datsun 1200 encyclopedia]

6-speed

(Difference between revisions)

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Category: Transmission

Revision as of 06:06, 2 January 2012
ddgonzal (Talk | contribs)

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Revision as of 06:51, 2 January 2012
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(->S15 6-speed)
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= S15 6-speed = = S15 6-speed =
-The 1999-2002 Nissan [[Silvia]] S15 Strawberry with SR20DE/SR20DET had an optional close-ratio 5-speed + overdrive (6 forward speeds total). In AUS, the six-speed was in the S15 Spec-R model.+The 1999-2002 Nissan [[Silvia]] S15 Strawberry with SR20DE/SR20DET had an optional close-ratio 5-speed + overdrive (6 forward speeds total). In AUS, the six-speed was in the Nissan 200SX Spec-R model.
S15 modified; A-series bell grafted on S15 modified; A-series bell grafted on
<br>[http://datsun1200.com/modules/myalbum/photo.php?lid=19983 http://ddgonzal.members.winisp.net/getThumb.aspx?width=400&uri=http://datsun1200.com/uploads/photos/19983.jpg] <br>[http://datsun1200.com/modules/myalbum/photo.php?lid=19983 http://ddgonzal.members.winisp.net/getThumb.aspx?width=400&uri=http://datsun1200.com/uploads/photos/19983.jpg]
-* FS6R92A [[92-Series Transmission]]+* FS6R92A
* only 16kg heavier than a standard 1200 4spd * only 16kg heavier than a standard 1200 4spd
* 1st: 3.630 * 1st: 3.630
Line 34: Line 34:
* 30100-85F00 9901-0011 * 30100-85F00 9901-0011
* 30100-85F14 0011- * 30100-85F14 0011-
- +* Spline O.D.: 1"
- +
-Is it the same splines as the S14 240SX 5-speed?+
-* O.D.: 1"+
* Spline: 24 teeth * Spline: 24 teeth
Line 44: Line 41:
== Input Shaft Length == == Input Shaft Length ==
How far does the FS6R92A input shaft extend past the transmission face? How far does the FS6R92A input shaft extend past the transmission face?
 +
 +* 5-speed: about 17mm past the flange
 +* 6-speed: about 10mm inside the flange
 +
 +== Speedometer ==
 +S15 6-speed does not have a speedometer gear.
 +
 +== Clutch Release==
 +How to connect up the clutch?
[[Category:Transmission]] [[Category:Transmission]]

Revision as of 06:51, 2 January 2012

6-speed transmission gives you two (count 'em 2) overdrive gears. Or some have a close ratio direct-5th with overdrive, which is better for performance. 6-speeds can be modified to fit Datsun 1200. Just cut the bellhousing and weld on a fragment of A-series bell housing, then machine the input shaft smaller.

Contents

S15 6-speed

The 1999-2002 Nissan Silvia S15 Strawberry with SR20DE/SR20DET had an optional close-ratio 5-speed + overdrive (6 forward speeds total). In AUS, the six-speed was in the Nissan 200SX Spec-R model.

S15 modified; A-series bell grafted on
19983.jpg

  • FS6R92A
  • only 16kg heavier than a standard 1200 4spd
  • 1st: 3.630
  • 2nd: 2.200
  • 3rd: 1.543
  • 4th: 1.210
  • 5th: 1.000
  • 6th: 0.767

Pilot Bushing

S15 5-speed FS6R92A

  • 32202-B9500 BUSHING-CRANKSHAFT
  • used on L, Z, VG, VQ, SR, KA, and CD engines (same as 71C bushing)
  • Pilot Bushing Inside Diameter: 0.626 to .6300" (Length: .689")
  • Pilot Bushing Outside Diameter: .814 to .815"

Since this is much larger in diamter than the A-series, machining is needed.

A-series crankshaft bore is for a bushing with 0.671" O.D., length .723"

  • The FS6R92A input shaft end can be turned down to ~.671 O.D.
  • Could the A-series crank pilot hole be bored out to .814" so the 71-Series bush can be fitted?


Clutch Disc

FS6R92A clutch disc [all 240mm]

  • 30100-85F00 9901-0011
  • 30100-85F14 0011-
  • Spline O.D.: 1"
  • Spline: 24 teeth

There is an A-series clutch disc that is 1" x 24T: 30100-K0500.

Input Shaft Length

How far does the FS6R92A input shaft extend past the transmission face?

  • 5-speed: about 17mm past the flange
  • 6-speed: about 10mm inside the flange

Speedometer

S15 6-speed does not have a speedometer gear.

Clutch Release

How to connect up the clutch?