Menu
Products
Cart
AccountGEARBOX INDEX PLUNGER HOUSING ALLOY WASHER, TRIUMPH, UNIT 750, GENUINE, 57-3978
$1.90
RRP $2.30
SAVE $0.40 (17%)
In Stock
Notify me when back in stock
GEARBOX INDEX PLUNGER HOUSING ALLOY WASHER, TRIUMPH, UNIT 750, GENUINE, 57-3978
Replaces OEM Part No: 57-3978
Complete factory spec. gearbox index plunger housing alloy washer.
1 piece. High quality gearbox index plunger housing alloy washer to suit Triumph unit construction 750cc models. T140, TR7, T150, T160 etc.
Please check the part numbers listed to verify product application.
Approx. measurements: 5/8" x 15/16"
Top quality, Genuine spare part.
Made In England.
More From This Category
GEAR SELECTOR CAMPLATE ASSY, TRIUMPH, 650cc, 4 SPEED, GENUINE, 57-4055, 57-0500
$163.60
RRP $206.90
21% OFF
In Stock
21% OFF
RRP $206.90
GEARCHANGE QUADRANT RETURN SPRINGS (PAIR) TRIUMPH, 650, 750, GENUINE, 57-7051, 57-0404, T404
$12.75
RRP $16.20
21% OFF
In Stock
21% OFF
RRP $16.20
GEARCHANGE RUBBER, TRIUMPH, BSA, OVAL, 57-2450, T2450, 89-3208
$4.60
RRP $5.80
21% OFF
In Stock
21% OFF
RRP $5.80
KICKSTART QUADRANT, TRIUMPH 500, 650, 750, GENUINE, 57-4117, T25A
$68.10
RRP $86.20
21% OFF
In Stock
21% OFF
RRP $86.20
BUSH, KICKSTART SPINDLE, TRIUMPH 650, 750, GENUINE, 57-0023, T23
$21.80
RRP $27.50
21% OFF
In Stock
21% OFF
RRP $27.50
CLUTCH PUSHROD, TRIUMPH, UNIT 650, 750, GENUINE, 57-1736
$18.10
RRP $22.90
21% OFF
In Stock
21% OFF
RRP $22.90
GEAR CHANGE LEVER, TRIUMPH PRE-UNIT, 5T, T100, T110, 6T, TR6, GENUINE, 57-1194, T1194
$63.60
RRP $80.40
21% OFF
In Stock
21% OFF
RRP $80.40
GEAR INDICATOR PLATE RIVETS (PAIR) TRIUMPH, PRE UNIT, GENUINE NOS, 60-0208/17
$4.50
RRP $5.70
21% OFF
In Stock
21% OFF
RRP $5.70
Latest Products
PISTON RING SET, TRIUMPH, 650, 0.040, UK, 11050, 99-3786, 70-6864, 70-6865 +40
$69.75
RRP $87.80
21% OFF
In Stock
21% OFF
RRP $87.80
OIL PRESSURE GAUGE & LINE HOSE KIT, 100 PSI, LIQUID, CUSTOM, CHOPPER, BOBBER, TRIUMPH, BSA, NORT
$104.90
RRP $132.60
21% OFF
In Stock
21% OFF
RRP $132.60
BURMAN 4 SPEED GEARCHANGE INDICATOR, AJS, MATCHLESS, G-47-1
$25.90
RRP $33.90
24% OFF
In Stock
24% OFF
RRP $33.90
CHAINGUARD RUBBER GROMMET, TRIUMPH 650 1963-70, 82-5536, F5536
$8.90
RRP $11.50
23% OFF
In Stock
23% OFF
RRP $11.50
OIL TANK CRANKCASE BREATHER T PIPE TUBE, TRIUMPH, 1963-66, 70-5370 T, E5370
$24.90
RRP $32.90
24% OFF
In Stock
24% OFF
RRP $32.90
PETROL TANK CENTRE RUBBER GROMMET, SCRIPTED, TRIUMPH, 71-72, GENUINE, 83-3068
$13.50
RRP $17.50
23% OFF
In Stock
23% OFF
RRP $17.50
SEAT PLUNGER KNOB AND SPRING KIT, CHROME, GENUINE, 82-4227, 82-4226, 82-4228, 70-1719A
$34.90
RRP $44.90
22% OFF
In Stock
22% OFF
RRP $44.90
TAIL LIGHT LENS, LUCAS TYPE, FOR 529, TRIUMPH, NORTON, BSA, 526404
$19.90
RRP $25.50
22% OFF
In Stock
22% OFF
RRP $25.50
Top Sellers
GEARCHANGE RUBBER, TRIUMPH, BSA, OVAL, 57-2450, T2450, 89-3208
$4.60
RRP $5.80
21% OFF
In Stock
21% OFF
RRP $5.80
KICKSTART RUBBER, TRIUMPH, SCRIPTED, OPEN END, 57-2330 A, T2330 A
$8.10
RRP $10.30
21% OFF
In Stock
21% OFF
RRP $10.30
GEARCHANGE QUADRANT RETURN SPRING, TRIUMPH, 650, 750, GENUINE, 57-7051, 57-0404, T404
$7.20
RRP $9.10
21% OFF
In Stock
21% OFF
RRP $9.10
KICKSTART PINION LOCK TAB WASHER, TRIUMPH, 650, 750, GENUINE, 57-2240
$3.60
RRP $4.50
20% OFF
In Stock
20% OFF
RRP $4.50
GEARBOX LAYSHAFT THRUST WASHER, TRIUMPH, GENUINE, 57-1607, T1607
$13.60
RRP $17.20
21% OFF
In Stock
21% OFF
RRP $17.20
KICK START RETURN SPRING, TRIUMPH, 500, 650, 750, T150, T160, 57-0031, T31
$18.10
RRP $22.90
21% OFF
In Stock
21% OFF
RRP $22.90
GEARCHANGE RUBBER, TRIUMPH, SCRIPTED, CLOSED END, 57-0449A, 57-0449 A, T449
$7.10
RRP $9.00
21% OFF
In Stock
21% OFF
RRP $9.00
KICKSTART RUBBER, TRIUMPH, SCRIPTED, PRE-UNIT, 82-1814, F1814
$9.00
RRP $11.40
21% OFF
In Stock
21% OFF
RRP $11.40
Popular Products
GEAR SELECTOR CAMPLATE ASSY, TRIUMPH, 650cc, 4 SPEED, GENUINE, 57-4055, 57-0500
$163.60
RRP $206.90
21% OFF
In Stock
21% OFF
RRP $206.90
GEARCHANGE QUADRANT RETURN SPRINGS (PAIR) TRIUMPH, 650, 750, GENUINE, 57-7051, 57-0404, T404
$12.75
RRP $16.20
21% OFF
In Stock
21% OFF
RRP $16.20
GEARCHANGE RUBBER, TRIUMPH, BSA, OVAL, 57-2450, T2450, 89-3208
$4.60
RRP $5.80
21% OFF
In Stock
21% OFF
RRP $5.80
KICKSTART QUADRANT, TRIUMPH 500, 650, 750, GENUINE, 57-4117, T25A
$68.10
RRP $86.20
21% OFF
In Stock
21% OFF
RRP $86.20
BUSH, KICKSTART SPINDLE, TRIUMPH 650, 750, GENUINE, 57-0023, T23
$21.80
RRP $27.50
21% OFF
In Stock
21% OFF
RRP $27.50
CLUTCH PUSHROD, TRIUMPH, UNIT 650, 750, GENUINE, 57-1736
$18.10
RRP $22.90
21% OFF
In Stock
21% OFF
RRP $22.90
GEAR CHANGE LEVER, TRIUMPH PRE-UNIT, 5T, T100, T110, 6T, TR6, GENUINE, 57-1194, T1194
$63.60
RRP $80.40
21% OFF
In Stock
21% OFF
RRP $80.40
GEAR INDICATOR PLATE RIVETS (PAIR) TRIUMPH, PRE UNIT, GENUINE NOS, 60-0208/17
$4.50
RRP $5.70
21% OFF
In Stock
21% OFF
RRP $5.70