Peugeot 508 1.6 THP Engine Replacement Compare Prices & Get Quotes

A Peugeot 508 1.6 THP replacement engine typically costs £550-£1,200 for a used unit, £1,100-£1,900 for a reconditioned unit, or £1,900-£3,500 for a rebuilt unit with 12-month warranty. Supply & fit labour adds approximately £400-£800.

• Used engines from £550 for higher-mileage EP6DT units
• Rebuilt EP6DT engines average £1,900-£3,300 supply only
• Supply & fit typically adds £400-£800 depending on location

The most common sign is a rattling noise from the engine on cold start, lasting 2-3 seconds. Other symptoms include rough idling, loss of power, and the engine management light illuminating. If left unaddressed, timing chain failure can cause catastrophic engine damage.

• Cold-start rattle is the earliest and most reliable warning sign
• Chain kit replacement typically costs £1,100-£1,700 from a specialist
• These are interference engines - a snapped chain means valve-to-piston contact

For a 508 1.6 THP worth £4,000-£12,000, replacement is often worthwhile if the rest of the car is in good condition. If the vehicle is worth under £4,000, a used engine or scrapping may be more cost-effective. One owner reported a £3,500 repair bill for timing chain failure on a 1.6 THP.

• Vehicle value check is essential before committing to replacement
• Rebuilt engine with 12-month warranty adds value for long-term ownership
• Specialist pricing is typically 30-40% below main dealer rates

Most Peugeot 508 1.6 THP engines are dispatched within 24-48 hours, with supply & fit installation typically completed within 1-2 working days at approved garages.

• Rebuilt engines usually ready for dispatch within 1-2 days
• Professional installation takes 6-8 hours for experienced mechanics
• Post-fit ECU adaptation and road test add 1-2 hours

Rebuilt Peugeot 508 1.6 THP engines include a minimum 12-month unlimited-mileage warranty. Used engines typically carry 3-6 months cover depending on supplier terms. Always verify warranty terms before purchase.

• Rebuilt/remanufactured units: 12-month unlimited mileage standard
• Reconditioned engines: 12-month warranty with possible mileage limits
• Used engines: 3-6 month warranty typical, verify before purchase

The 1.6 THP (EP6DT/EP6CDT) was fitted to the first-generation 508 (2010-2018) and is known for timing chain tensioner issues, turbocharger oil leaks and increased oil consumption. The 1.6 PureTech (EP6FDT) replaced it on the second-generation 508 (2018 onwards), offering improved reliability, better efficiency, and power outputs of 180hp or 225hp.

• 1.6 THP: Gen 1 only, 2010-2018, known timing chain and turbo issues
• 1.6 PureTech: Gen 2 only, 2018-2024, 180hp or 225hp variants
• Engine codes are not interchangeable between generations