Part number

Application

Description

Weight

Loss

10-200-105

1300

 1600

1750
engines with original gearbox

105 tooth ring gear fits 1300/1600.  Requires original 200mm/8.0" Sachs clutch set

18

23

21.5

9.0

9.0

  14.0

  12.5

10-215-105

10-215-110

1300
1600

1750
engines with original gearbox

105 tooth ring gear. this FW converts 1300-1600 cars to 215mm 2.0 Sachs clutch set up.  Requires special release bearing.

110 tooth ring gear required for use in 1750 cars already using 215mm Sachs clutch.
Both use 1600 or 1750 starters.

18
23

21.5

 8.5

 9.5
 14.5

 13.0

10-215-130L

1300
1600
1750
engines with 1750/2000 bell housing with hydraulic release

130 tooth (large ID, light weight from 1990-94 spider) ring gear.
Uses standard 215mm Sachs clutch set.  Special release bearing required. 
Requires starter from 72-74 or 90-94.

18
23
21.5

 7.5

 10.5
 15.5
 14.0

20-215-105

all 2000
engines fitted with 1300/1600 gearboxes

105 tooth ring gear is needed to install 2.0 engine in car with 1300 or 1600 gearbox floor pedals and cable operated release bearing. . Converts clutch setup to the standard 215mm Sachs clutch set. Requires special release bearing.  Use 1600 or 1750 starter.

21.5

8.5

13.0

20-215-130L

all 2000
engines with 2000/1750 hydraulic release bell housings

130 tooth (large ID, light weight from 1990-94 spider) ring gear .  Requires starter from 72-74 or 90-94. Uses standard 215mm Sachs clutch set

21.5

7.5

14.0

20-215-130

20-215-131

all 2000
engines with 2000/1750 hydraulic bell housings

130 tooth (small ID and one pound heavier than 130L) ring gear requires starter from 72-74 or 90-94.

131 tooth ring gear requires starter from 75-89 cars. 
Both use standard 215mm Sachs clutch set

21.5

21.5

13.0

13.0