Genuine Tohatsu Standard Piston MD40 MD50 TLDI 3T5-00001-1
3T5-00001-1
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Genuine Tohatsu standard-size piston for selected MD40 and MD50 TLDI outboards. Part 3T5-00001-1 is the current standard-piston reference used when the cylinder remains within factory service limits.
Key Features
- Genuine Tohatsu standard piston
- For selected three-cylinder MD40/MD50 TLDI powerheads
- Original crown, skirt and ring-groove design
- Individual rebuild component
- Rings, pin, clips and bearing are separate unless shown
Technical Specs
- Manufacturer: Tohatsu
- Part type: Piston
- Size: Standard
- Manufacturer part number: 3T5-00001-1
- Quantity: 1 piston
Compatibility / Fitment Guide
Shown as the standard piston for selected MD40A/B/B2 and MD50A/B/B2 TLDI engines. It is not for 3.5–4 HP portable models as previously described. The cylinder must be measured to confirm it remains within standard-bore service limits.
Part Number Cross Reference
- Tohatsu: 3T5-00001-1
- Earlier/superseded reference: 3T5-00001-0
- 0.5 mm oversize piston: 3T5-00004-1
- Matching standard rings: 3T5-00011-0 first and 3T5-00012-0 second
Frequently Asked Questions
Is this an oversize piston?
No. It is the standard-size piston.
Are piston rings included?
Only components clearly shown are included; rings are normally ordered by their separate part numbers.
Can it be fitted without measuring the bore?
No. Cylinder diameter, taper, out-of-round and piston clearance must be checked before assembly.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
