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[Datsun 1200 encyclopedia]

A14 Crankshaft

(Difference between revisions)

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Category: Engine Mechanical

Revision as of 03:21, 31 May 2025
ddgonzal (Talk | contribs)

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Revision as of 03:29, 31 May 2025
ddgonzal (Talk | contribs)
(->Overview)
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Line 2: Line 2:
= Overview = = Overview =
-'''77mm stroke''' inherited from the [[New_A13|1974 tall-deck A13 engine]]. This is a big difference from the 70mm stroke of the [[Engine|A12 engine]].+'''77mm stroke''' inherited from the [[Old_A13|1974 tall-deck A13 engine]]. This is a big difference from the 70mm stroke of the [[Engine|A12 engine]].
{{RefCode|H62}} designed for LB210TRU A13 engine {{RefCode|H62}} designed for LB210TRU A13 engine
Line 13: Line 13:
Scalloped and Un-scalloped crank throws Scalloped and Un-scalloped crank throws
-<br>{{Album|25674}} +<br>{{Album|25674}}
= H62 = = H62 =

Revision as of 03:29, 31 May 2025

<-- back to A14

Overview

77mm stroke inherited from the 1974 tall-deck A13 engine. This is a big difference from the 70mm stroke of the A12 engine.


H62 designed for LB210TRU A13 engine

A14 
#H62 unscalloped original A14
 M23 F10
 M49 F10
#H89 scalloped updated A14 crank

Scalloped and Un-scalloped crank throws
25674.jpgAlbum 25674

H62

A14 H62 12200-H6200 1973-1979.09 straight crank throws
A14CrankshaftH6240.jpg A14Crankshaft1.jpg 8966.jpgAlbum 8966 8967.jpgAlbum 8967 11418.jpgAlbum 11418

H89

A14 H89 improved lightweight crankshaft

  • scalloped crank throws for strength lightening
  • radius fillet change for improved rod bearing oiling

12200-H8900 starting 0879 <> 12200-H6200
H89-crank.jpg 14241.jpgAlbum 14241 17137.jpgAlbum 17137

H8940 crankshaft vs H6200 main journal fillet radius change
25673.jpgAlbum 25673

14535.jpgAlbum 14535 3950.jpgAlbum 3950 3949.jpgAlbum 3949

G34.jpg a14-crank.jpg 

¤