Crankcase & Fittings
Triumph Thunderbird 1600 & 1700 · Crankcase, Engine Covers, Lubrication System · 30 parts
Open this diagram in the interactive viewer → Click any callout on the drawing to jump to the part.
Triumph lists this drawing for the THUNDERBIRD A1, THUNDERBIRD ABS A1, Thunderbird ABS SE A1, Thunderbird ABS 1700.
Triumph builds more than one machine in this book and they do not all take the same parts.
Tell us which one you ride →
Motorcycles this catalogue covers
Our parts team checks fitment against your motorcycle before any order ships.
Every part on this diagram
1
T1161660
Crankcase Assy, Spares
Qty 1
If your engine number is 413724 or lower
Backordered at Triumph · we’ll confirm the ship date after you order
1
T1168920
Kit, Crankcase, Spares
Qty 1
If your engine number is 413725 or higher
Backordered at Triumph · we’ll confirm the ship date after you order
3
$10.39
On backorder
9
T1161096
Plate, Breather, Moulded
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
10
$11.26
On backorder
13
T1161098
Pipe, Drain, Breather
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
16
T1163019
Spout, Breather, Threaded, M16
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
21
T1160782
Dipstick, Oil Level, Assy
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
$22.18
On backorder
25
Diagram and part data from Triumph’s own parts catalogue. Prices and availability are a dated snapshot, not a reservation. Fitment is Triumph’s data — send us the last six of your VIN if you want it checked before you order.
Southern California Motorcycles, 515 W Lambert Rd, Brea, CA 92821 · 714-256-6700
Triumph supply checked Oct 15, 2026.