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Model: ERSA-FJ

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75 - Gearbox (67)
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Cooper parts
Model: ERSA-FJ

Differetial Output Flange (1100 Series small spline)

COO238

£204.00 (ex VAT)

£244.80 (inc VAT)

These shafts are to suit the original Citroen differential splines ? dia od and 1100 serie

4th gear main shaft 22/31

COOFJ-75-004-22

£324.00 (ex VAT)

£388.80 (inc VAT)

Interlock pivot bush

COO336

£22.65 (ex VAT)

£27.18 (inc VAT)

4th gear pinion shaft 22/31

COOFJ-75-009-31

£248.00 (ex VAT)

£297.60 (inc VAT)

Detent plunger 40mm long

COO343

£18.25 (ex VAT)

£21.90 (inc VAT)

Detent plunger 40mm long, for 1st and 2nd gear on 4 speed gearboxes, 2nd and 3rd on 5 spee

Interlock gate slider

COOFJ-75-032

£82.00 (ex VAT)

£98.40 (inc VAT)

Diff Oil Seal Housing 0-Ring 4.5mm wall

COO355

POA (ex VAT)

POA (inc VAT)

Selector fork 2nd & 3rd gear with pads and bolts

COOFJ-75-046

£410.00 (ex VAT)

£492.00 (inc VAT)

Plug drain with magnet

COO368

POA (ex VAT)

POA (inc VAT)

Plug drain & filler 24mm x 2

COO367

£22.20 (ex VAT)

£26.64 (inc VAT)

Steel drain and filler plug. Supplied drilled with a lockwire hole and Zinc plated. The or

Detent Spring; Light

COO404

£4.25 (ex VAT)

£5.10 (inc VAT)

Dog ring 4th & 5th gear

COOFJ-75-022

£265.00 (ex VAT)

£318.00 (inc VAT)

2nd gear main shaft 18/35

COOFJ-75-002-18

£324.00 (ex VAT)

£388.80 (inc VAT)

Pinion bearing housing rear

COO219

£155.00 (ex VAT)

£186.00 (inc VAT)

Interlock plunger 79mm long

COO332

£29.50 (ex VAT)

£35.40 (inc VAT)

Interlock plunger 79mm long, for 1st and 2nd gear on 4 speed gearboxes, 2nd and 3rd on 5 s

2nd gear pinion shaft 18/35

COOFJ-75-007-35

£248.00 (ex VAT)

£297.60 (inc VAT)

Interlock Plate - Top

COO338T

£29.00 (ex VAT)

£34.80 (inc VAT)

Needle roller bearing 1st gear

COOFJ-75-013

£19.60 (ex VAT)

£23.52 (inc VAT)

Stud For Crownwheel Cap

COO348

POA (ex VAT)

POA (inc VAT)

Sleeve 4th gear

COOFJ-75-039

£146.00 (ex VAT)

£175.20 (inc VAT)

Pinion Front bearing 21306

COO362

£81.00 (ex VAT)

£97.20 (inc VAT)

Self aligning sperical roller bearing.
Dimensions 30mm ID x 72mm OD x 19mm wide

Gearbox and bell housing FJ 5 speed #

GEARBOX&BELLFJ5S

POA (ex VAT)

POA (inc VAT)

Main shaft rear cover

COO376-2

£121.25 (ex VAT)

£145.50 (inc VAT)

Splined bush 1st gear

COOFJ-75-012

£145.00 (ex VAT)

£174.00 (inc VAT)

Clutch pushrod trunion

COO485

POA (ex VAT)

POA (inc VAT)

Bush 2nd & 3rd gear

COOFJ-75-043

£48.00 (ex VAT)

£57.60 (inc VAT)

Bell Housing

C415

POA (ex VAT)

POA (inc VAT)

Bell housing to fit Formula juniors with the ERSA gearbox of 4 and 5 speed variations. Des

Drop gear set 23x30

COO306

£375.00 (ex VAT)

£450.00 (inc VAT)

5th gear main shaft 24/29

COOFJ-75-005-24

£324.00 (ex VAT)

£388.80 (inc VAT)

Interlock mounting stud

COO337

£18.50 (ex VAT)

£22.20 (inc VAT)

Brass interlock mounting stud. 2 required per gearbox

5th gear pinion shaft 24/29

COOFJ-75-010-29

£248.00 (ex VAT)

£297.60 (inc VAT)

Lock nut mainshaft LH 22x1.25

COO346

£47.00 (ex VAT)

£56.40 (inc VAT)

This is a left hand thread nut. 22mm x 1.25mm pitch. The nut comes fitted with a 5mm locki

Interlock gate 4 & 5 speed

COOFJ-75-033

£126.00 (ex VAT)

£151.20 (inc VAT)

This inter lock will fit 4 and 5 speed gearboxs. To fit 4 speeds it will have tbe fitted w

Adjusting ring for CWP bearing

COO360

£105.00 (ex VAT)

£126.00 (inc VAT)

2 required per gearbox

Clutch release shaft

COOFJ-75-051

£396.00 (ex VAT)

£475.20 (inc VAT)

Output Flange Nut 18mm x 1.5

COO370

£21.00 (ex VAT)

£25.20 (inc VAT)

Castle nut M18 x 1.5mm pitch. Made from High tensile steel

Selector Fork

COO307-BS

£400.00 (ex VAT)

£480.00 (inc VAT)

Breather Pipe

COO418

£235.00 (ex VAT)

£282.00 (inc VAT)

Breather pipe as fiited to the ERSA gear box cases.

Selector rod 1st gear

COOFJ-75-027

£121.00 (ex VAT)

£145.20 (inc VAT)

Gearbox Cover 5 speed with cap

C364JS-5

£1,685.00 (ex VAT)

£2,022.00 (inc VAT)

3rd gear main shaft 20/33

COOFJ-75-003-20

£324.00 (ex VAT)

£388.80 (inc VAT)

Mainshaft bearing housing rear

COO220

£155.00 (ex VAT)

£186.00 (inc VAT)

Interlock Swivel

COO335

£58.00 (ex VAT)

£69.60 (inc VAT)

3rd gear pinion shaft 20/33

COOFJ-75-008-33

£248.00 (ex VAT)

£297.60 (inc VAT)

Detent plunger 35mm long

COO342

£18.25 (ex VAT)

£21.90 (inc VAT)

Detent plunger 35mm long, for 3rd and 4th gear on 4 speed gearboxes, 4th and 5th on 5 spee

Interlock gate slider

COOFJ-75-031

£82.00 (ex VAT)

£98.40 (inc VAT)

Spacer pinion shaft rear 9mm

COO354

POA (ex VAT)

POA (inc VAT)

Dog ring carrier 4th & 5th

COOFJ-75-040

POA (ex VAT)

POA (inc VAT)

Mainshaft Rear Bearing, 3305

COO364

£52.75 (ex VAT)

£63.30 (inc VAT)

1 per gearbox, This is only for the main shaft. It must not be fitted to the pinion shaft

Gearbox assembly Cooper FJ 5 speed

GEARBOXFJ5S

POA (ex VAT)

POA (inc VAT)

Cooper Ersa 5 speed Formula junior gear box. This gear box is made to the original specifi

Spacer pinion shaft rear 6mm

COO397-1

£18.00 (ex VAT)

£21.60 (inc VAT)

Spacer pinion shaft 4th& 5th 49.2mm

COOFJ-75-018

£44.00 (ex VAT)

£52.80 (inc VAT)

1st gear main shaft 15/38

COOFJ-75-001-15

£242.00 (ex VAT)

£290.40 (inc VAT)

Bush 4th & 5th gear

COOFJ-75-047

£48.00 (ex VAT)

£57.60 (inc VAT)

Gearbox rear mount in bronze

COO190

£284.00 (ex VAT)

£340.80 (inc VAT)

Interlock plunger 74.6mm long

COO331

£29.50 (ex VAT)

£35.40 (inc VAT)

Interlock plunger 74.6mm long, for 3rd and 4th gear on 4 speed gearboxes, 4th and 5th on 5

1st gear pinion shaft 15/38

COOFJ-75-006-38

£255.00 (ex VAT)

£306.00 (inc VAT)

Interlock Plate - Bottom

COO338B

£29.00 (ex VAT)

£34.80 (inc VAT)

Dog ring 2nd & 3rd gear

COOFJ-75-011

£249.00 (ex VAT)

£298.80 (inc VAT)

Lock nut pinion shaft RH 24x1.5

COO347

£32.00 (ex VAT)

£38.40 (inc VAT)

Supplied fitted with a M5 grub screw. 24mm x 1.5mm pitch thread Right hand

Detent plunger cap

COOFJ-75-037

POA (ex VAT)

POA (inc VAT)

Bearing For Crownwheel, 30208

COO361

£23.98 (ex VAT)

£28.78 (inc VAT)

Taper roller bearing Dimensions. 40mm I.D x 80mm O.D x 19.75mm Wide

Gearbox case #

D2907A

£1,650.00 (ex VAT)

£1,980.00 (inc VAT)

Gearbox casing with billet caps, studs and stiffening plate. Bored for reverse shaft.

Output shaft washer

COO371

£17.80 (ex VAT)

£21.36 (inc VAT)

18mm High tensile washer that locates in the output flange

Spacer mainshaft front 6mm

COO320-BS

£26.00 (ex VAT)

£31.20 (inc VAT)

Pins first gear

COO455-3

£31.00 (ex VAT)

£37.20 (inc VAT)

5 off required

Selector rod 2nd & 3rd gear

COOFJ-75-029

£121.00 (ex VAT)

£145.20 (inc VAT)

Gearbox Cover Cap

C365JS

POA (ex VAT)

POA (inc VAT)

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Cooper parts
Model: ERSA-FJ

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Cooper parts Model: ERSA-FJ

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Cooper parts
Model: ERSA-FJ