The following details apply to the later (90 onwards) monoshock SRX400 (3VN).
I would like to thank Bruce Glithro who was kind enough to supply the following information which was translated from
the Japanese language SRX400 manual.
| Tyres |
|   | Size | Solo Pressure | Loaded Pressure |
| Front | 110/70R17 54H | 29psi | 29psi |
| Rear | 140/70R17 66H | 33psi | 36psi |
|
If you use Bridgestone Battleaxe BT45 tyres, then the pressures are 33psi front and 36 psi rear.
|
| Forks |
|
Oil
|
376cc 10wt
|
|
Air gap
|
159mm without springs
|
|
Spring Free Length
|
436mm Limit 427mm
|
|
Dust Seal Part No
|
3EN-23144-0100
|
|
Fork Seal Part No
|
3EN-23145-0000
|
|
Fork Seal Spring Part No
|
3R4-23153-0000
|
| Hagon do replacement springs for the SRX600(3SX) model which fit and a lot firmer than the standard items.
|
| Drive Chain |
| 138 links of 428 chain |
| Front sprocket | 17 teeth (3GV 17) |
| Rear sprocket | 50 teeth |
| Chain slack | 15 - 20 mm |
| Electrical |
| Spark plug | NGK DPR8EA-9 |
| Spark plugGap | 0.8-0.9mm 30-36 thou |
| Battery | YTX9-BS 12V8AH rating |
| Main fuse | 20A |
| Ignition System |
| Primary coil resistance | 3.4 - 4.6 Ohms |
| Secondary (main) coil resistance | 10.4-15.6 K Ohms |
| Pick up coil resistance | 184-276 Ohms |
|