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Chains & Tensioners
By OE Match
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
Restore the precision and reliability of your engine with this complete Engine Timing Chain Kit, designed for Porsche 991.2 Turbo / Turbo S 2016-2019 engines. This kit includes all critical components needed to rebuild the timing chain assembly to factory standards, ensuring smooth, accurate timing and long-term durability.
Fits:
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
Diagram Ref No 1, 4, 5, 6, 9, 10, 11
What These Product Do:
This Engine Timing Chain Kit rebuilds the entire timing system responsible for synchronizing the crankshaft and camshafts. It includes the timing chain, hydraulic tensioner, and all major guide/slide rails. Together, these components:
- Keep the timing chain properly tensioned
- Guide the chain smoothly around the engine’s timing path
- Maintain precise valve timing for correct combustion
- Reduce chain vibration, noise, and wear
- Ensure stable performance across all RPM ranges
Symptoms of Timing Chain System Failure:
- Rattling or metallic chain noise, especially at cold start
- Check Engine Light, often with cam/crank correlation codes
- Rough idle, hesitation or misfires due to incorrect valve timing
- Loss of power or reduced performance
- Metal shavings in the oil from worn guides or chain
- Oil leaks from the tensioner area
- Hard starting or no start if timing becomes severely out of sync
- Prevents catastrophic engine failure: A stretched chain or broken guide can cause the chain to jump teeth, leading to valve-to-piston contact — often requiring a full engine rebuild.
- Restores quiet, smooth operation: New guides, tensioners, and chain eliminate rattles and vibration.
- Ensures precise valve timing: Proper timing is essential for power, fuel efficiency, and correct emissions.
- Protects your engine long-term: Worn timing components accelerate wear on other internal engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
ENGINEKIT991.2.T
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
OEMatch Chains & Tensioners — Fit, Function, Confidence
Timing chains, guides and tensioners keep a Porsche engine’s valve timing correct across a wide range of operating conditions. This group of parts is specified for durability and stable timing under load; replacement is common during major service or when symptoms such as rattle, rough idle or diagnostic codes point to timing system wear.
Available Types- Timing chains for petrol engines
- Tensioner kits, hydraulic and mechanical
- Chain guides and rails
- Complete timing chain kits with seals and fasteners
OE (Original Equipment) refers to parts matching original specifications for the chains & tensioners and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM chains & tensioners engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models. In practice, the timing chain system synchronises the crankshaft and camshafts, the guides control chain run and alignment, and the tensioner maintains correct chain tension to prevent slack, noise and timing drift under varying oil pressure and temperature conditions.
- Restores accurate valve timing and smoother running
- Reduces start-up rattle and in-service chain noise
- Limits the risk of valve-to-piston contact from excessive chain slack
- Chain stretch or elongation from long service life
- Worn or leaking hydraulic tensioners losing damping or pressure
- Abrasion or breakage of guides due to heat and contamination
- Oil degradation or low oil pressure accelerating component wear
- Parts matched to Porsche timing-system specifications where applicable
- Options for hydraulic and mechanical tensioning arrangements
- Complete kits simplify overhaul work by including guides, seals and fixings