Classic and Classy Motorcycles Ltd

Vintage and Classic Motorcycle Importers

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1960s Royal Enfield Interceptor 750 Valuation Report

Date: August 2025

Historical Overview

The Royal Enfield Interceptor 750, produced from 1962 to 1970, combined the robust Constellation twin with performance upgrades like balanced crank, twin-Amal carbs, and in later models, a wet sump and disc front brake. It became a cult classic in the UK for its performance and rarity.

UK Valuation Summary (by condition)

Condition	Estimated Value (GBP)	Example External Source (non-link reference)
Project / Restoration Non-running or incomplete; many need rebuilds due to parts scarcity.	£3,500 – £5,500	Classic.com comps for 1967 Interceptor: $3.2k–$6.9k (~£2.5k–£5.5k)
Roadworthy / Presentable Running with acceptable wear; original twin exhausts, unrestored fittings.	£6,500 – £8,500	Iconic Auctioneers – 1964 Interceptor sold for £6,750
Restored / Excellent Fully restored, matching numbers, balanced engine, excellent fit/finish.	£9,000 – £11,500	Car & Classic listing €14,500 (~£12,500) for excellent example

Notes: Values are based on verified UK auction results — the 1964 Interceptor sale of £6,750 at Iconic Auctioneers is a key benchmark. Project ranges use Classic.com comp values adjusted for GBP. High-end listing from Car & Classic provides directional context for concours restorations.

Value Influencing Factors

• Matching numbers: Original engine/frame/gearbox matching improves value significantly.
• Condition: Balanced crank and carburettor sync are prized for performance.
• Documentation: Complete service history or restoration photos adds buyer confidence.
• Part availability: Some parts are rare; well-maintained bikes are more valuable.
• Market venue: Stafford and online auction platforms produce stronger bids than private classifieds.

Conclusion

Presentable Royal Enfield Interceptor 750s generally change hands for £6.5k–£8.5k in the UK, with very high-quality restorations reaching £9k–£11.5k. Project and incomplete examples land around £3.5k–£5.5k. Matching numbers, condition, and showroom presentation are the main value drivers.

Source attribution (non-link references): Iconic Auctioneers – 1964 Interceptor sold £6,750; Classic.com – 1967 Interceptor comps ($3.2k–$6.9k); Car & Classic – listing €14,500 (~£12.5k).

All Valuations