1986 Reliant Rialto 0.8L Petrol · C198 JFV
1986 Reliant Rialto (0.8L, petrol). First registered 05 Feb 1986. Recorded mileage 57,737 miles. MOT valid until 26 Mar 2027.
- Make & Model
- RELIANT RIALTO
- Year / Origin
- 1986 · Cardiff
- Safety Recall
- Unknown
- MOT Status
- Valid until 26 Mar 2027
- Road Tax
- —
- Recorded Mileage
- 57,737 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.
C198 JFV Key Findings
- 3 MOT tests recorded
- Latest MOT passed on 27/03/2026
- 57,737 miles recorded at latest MOT
- 1 historical MOT failure
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
C198 JFV MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
3 MOT tests are recorded for this 1986 Reliant Rialto (C198 JFV) between February 2025 and March 2026.
The record contains 2 passes and 1 failure.
The most recent test on 27 March 2026 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
C198 JFV Mileage History
- 21/02/202557,442 mi
- 21/02/202557,442 mi
- 27/03/202657,737 mi+295 mi
Average of roughly 270 miles per year across 3 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: Average
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.
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Historical MOT pass rates and DVLA records for 1986 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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