Block Oiling

Early blocks have oil coming up through the head gasket to the cylinder head. 1974-up blocks have this hole plugged, and instead the oil comes up the center head bolt hole.

Brass plug in Late block

A10

B10 Sunny "Datsun 1000" came with A10 engine, 998 cc, 3-main bearing block. All other engines except A10 have 5-main bearings.

JDM Catalog

11010-18000 ALL Except Coupe
- 13035-18000 ASSY-COVER TIMING CHAIN
11010-18001 from E/# A10-184228
- 13035-18001 ASSY-COVER TIMING CHAIN [updated to Double timing chain & pressure tensioner]
- 13035-H1000 ASSY-COVER TIMING CHAIN from 0570 [Fits all B10 blocks]
11010-25700 Coupe

Some B10 was fitted with NIKKI carburetor.

A12

B110 A12 engine, five main bearing (so not interchangeable with A10 engine).

11010-H1000 JDM, USA -0470
- 13035-18001 ASSY-COVER TIMING CHAIN [single mark, pulley has multiple marks]
11010-H2300 GX, USA non-GX from 0570-
- 13035-H1000 ASSY-COVER TIMING CHAIN [multiple marks]
- [chain tensioner and bolts changed 0570]

A12 from 1974

1974 engine redesign (From October 1973), accessory mounts and engine mounts not compatible with earlier A12 engine.

B210 JDM

11010-H5000
11010-G1600 From June 1975 (?)
Both use 11110-H5000 PAN ASSY-OIL
Both use 13035-H1000 COVER-timing chain
Both use 11110-H5000 PAN ASSY-OIL

B120 JDM (from Oct 1975)

11010-G1600 7510-7907
11010-G1618 7908-8503
- 11110-H5000 PAN ASSY-OIL 7510-8503
11010-G1619 8504-
- 11110-G3401 PAN ASSY-OIL 8504-8910
- All use 13035-H1000 Timing Chain Cover
- 11110-H9701 PAN ASSY-OIL 8910-

B310 JDM

11010-H5000 Van -7909
11010-H9460 Van 7910-8010
11010-H8500 Sedan, Coupe -8010
11010-H9463 Van 8011-8109, 8110-
All use 11110-H5000 PAN ASSY-OIL
All use 13035-H1000 or 13035-H1010 COVER-timing chain

1974 A13

USA model B210 came with unique pre-A14 tall block engine. B210 USA uses Mid Sump oil pan.

11010-H6200 [1974] A13 BARE BLOCK 73mm/2.87" bore size
- 11110-H6200 ASSY-PAN OIL
- 11110-H7200 ASSY-PAN OIL FOR SERVICE
- 11110-H7201 ASSY-PAN OIL FOR SERVICE
- Uses 13035-H1000 Timing Chain Cover

A14

USA B210

11010-H7200 B210 USA
- B210 USA uses Mid Sump oil pan
- 11110-H6200 ASSY-PAN OIL -0275
- 11110-H7200 ASSY-PAN OIL 0375-0875
- 11110-H7201 ASSY-PAN OIL 0975-
- Uses 13035-H1000 Timing Chain Cover

North American B310

11010-H7200 -0779 USA, -1179 CAN
11010-H9905, 11010-H9900 0879- USA
11010-H9115 1279-0780 CAN
- 11110-H5000 OIL PAN [same as JDM B210]

A15

North American B310

11010-H9700 -0779 [Unique from A14]
11010-H9905 0879- [Shared with A14]
- 11110-H9700 OIL PAN [unique to A15]

A14 cast "A14" above fuel pump
- H72 or G30
11010-H9700 A14/A15 BARE BLOCK 76mm/2.99" bore size
- G34

A12A

75mm/2.95" bore size

North America B310

11010-H8500 CAN 1278-0779
11010-H8502 CAN
11010-H9001 CAN 0879-
11010-H9960 USA 0879-
- 11110-H5000 OIL PAN

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Block Comparison

Contents

Block Oiling

A10

A12

A12

A12 from 1974

1974 A13

A14

A15

A12A