1991 Reliant Rialto 0.8L Petrol · H815 WCK
1991 Reliant Rialto (0.8L, petrol). First registered 11 Jan 1991. Recorded mileage 57,658 miles. MOT valid until 06 Sept 2027.
- Make & Model
- RELIANT RIALTO
- Year / Origin
- 1991 · Bournemouth
- Safety Recall
- Unknown
- MOT Status
- Valid until 06 Sept 2027
- Road Tax
- —
- Recorded Mileage
- 57,658 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 0.8L
- Reliability Guide
- Common Faults
Thinking of buying this vehicle? Free MOT and tax checks do not cover legal ownership. If outstanding finance exists, finance companies have legal right to repossess without compensation.
H815 WCK Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 08/09/2026
- 57,658 miles recorded at latest MOT
- 1 historical MOT failure
- 4 defects noted at the latest MOT
- Recurring lighting items (5 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
H815 WCK MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
5 MOT tests are recorded for this 1991 Reliant Rialto (H815 WCK) between October 2022 and September 2026.
The record contains 4 passes and 1 failure.
The most recent test on 08 September 2026 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
Across all tests, the most frequently flagged areas are: Lighting (5 issues), Brakes (2 issues), Tyres (1 issue), Exhaust & Emissions (1 issue), Suspension (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 11 advisory notices are recorded. Advisories flag items that passed but may need attention before the next test; they are not evidence of how well the vehicle has been serviced.
H815 WCK Mileage History
- 17/10/202256,162 mi
- 24/10/202356,637 mi+475 mi
- 24/10/202356,637 mi
- 29/10/202457,148 mi+511 mi
- 08/09/202657,658 mi+510 mi
Average of roughly 384 miles per year across 5 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
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Known faults for Reliant Reliant Rialto
Our database tracks 3 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
MOT Roadworthiness: Good
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
Common Problems: RELIANT RIALTO
Known issues reported by owners and MOT testers.
- Front Suspension Swing-Arm and Steering Bush Wear(Moderate)
The single front wheel on the Rialto is mounted on an unsprung leading/trailing swing-arm arrangement carrying the full weight of braking and cornering. Road potholes and speed cushions accelerate wear on the front pivot needle roller bearings and steering headstock bushes. Neglected grease lubrication leads to excessive slack, causing vagueness in the steering, front tyre scuffing, and severe MOT failure.
- HT-E High-Compression Cylinder Head Warpage(Moderate)
In 1984, the Rialto 2 adopted the HT-E (High Torque Economy) engine featuring a modified cylinder head running a high 10.5:1 compression ratio and distinct yellow rocker cover. The high compression puts increased thermal stress on the thin alloy cylinder head. If the cooling system develops limescale buildup or the electric fan fails, the head quickly overheats and warps, blowing the head gasket between cylinders two and three.
- Rear Leaf Spring Shackle and Mounting Plate Corrosion(Moderate)
Although the Rialto's main chassis rails were galvanised from the factory, the rear suspension mounting plates, spring shackle pins, and steel U-bolts were not galvanised to the same thickness. Electrolytic reaction between dissimilar metals and road salt causes heavy corrosion around the rear spring eyes. Worn rubber bushes allow the spring leaves to twist, causing axle tramp under acceleration and unpredictable rear-end breakaway.
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RELIANT RIALTO Model Intelligence & Reliability
Verified MOT failure trends, buying advice, and technical directory specifications.
Owner-reported defects, recurring MOT failure points, and estimated repair costs.
Browse production generations, registration statistics, and trim variants.
Historical MOT pass rates and DVLA records for 1991 model year cars.
- Front Suspension Swing-Arm and Steering Bush WearModerate
The single front wheel on the Rialto is mounted on an unsprung leading/trailing swing-arm arrangement carrying the full weight of braking and cornering. Road potholes and speed cushions accelerate wear on the front pivot needle roller bearings and steering headstock bushes. Neglected grease lubrication leads to excessive slack, causing vagueness in the steering, front tyre scuffing, and severe MOT failure.
- HT-E High-Compression Cylinder Head WarpageModerate
In 1984, the Rialto 2 adopted the HT-E (High Torque Economy) engine featuring a modified cylinder head running a high 10.5:1 compression ratio and distinct yellow rocker cover. The high compression puts increased thermal stress on the thin alloy cylinder head. If the cooling system develops limescale buildup or the electric fan fails, the head quickly overheats and warps, blowing the head gasket between cylinders two and three.
- Rear Leaf Spring Shackle and Mounting Plate CorrosionModerate
Although the Rialto's main chassis rails were galvanised from the factory, the rear suspension mounting plates, spring shackle pins, and steel U-bolts were not galvanised to the same thickness. Electrolytic reaction between dissimilar metals and road salt causes heavy corrosion around the rear spring eyes. Worn rubber bushes allow the spring leaves to twist, causing axle tramp under acceleration and unpredictable rear-end breakaway.
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