300TDI Timing Belt & Cambelt Kits
300TDI timing belt and cambelt kits for Defender, Discovery 1 and Range Rover Classic, with three kit levels built around Dayco or Gates belts.
All three kits have the same 300TDI engine fitment. The main differences are the belt brand, whether INA tensioner and idler bearings are included, and how many crank gear, gasket, sealing and fixing parts are supplied with the kit.
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300TDI Timing Belt Kit – Gates PowerGrip & INA Bearings
Compare 300TDI timing belt kits
The vehicle fitment is the same across this product group, so the buying decision comes down to the belt, tensioner and idler brands and the additional parts included for the timing chest work.
| Timing belt kit | Main components | Main distinction |
|---|---|---|
| STC4096LK 300TDI timing belt kit | Dayco timing belt with tensioner, idler and crank gear | Straightforward lower-cost kit covering the main timing components |
| STC4096LG Dayco and INA timing belt kit | Dayco timing belt, INA tensioner and idler, one-piece crank gear, timing cover gasket and tensioner fixings | Our main all-round recommendation, combining branded moving parts with the later crank gear setup |
| Gates PowerGrip and INA timing belt kit | Gates PowerGrip timing belt, INA tensioner and idler, one-piece crank gear and additional timing-cover sealing and fixing parts | The most comprehensive kit in the group and the kit for a Gates timing belt |
Check the kit contents before ordering
The timing belt kits are not identical even though they fit the same engines. Compare the individual product contents carefully, particularly the tensioner and idler brands, crankshaft timing gear, timing cover gasket and the smaller sealing and fixing parts.
Vehicle fitment
All three kits fit Defender 300TDI, Discovery 1 300TDI and Range Rover Classic 300TDI engines.
All three kits fit Defender 300TDI, Discovery 1 300TDI and Range Rover Classic 300TDI engines.
Timing belt brand
STC4096LK and STC4096LG use a Dayco timing belt; the in-house kit uses a Gates PowerGrip belt.
STC4096LK and STC4096LG use a Dayco timing belt; the in-house kit uses a Gates PowerGrip belt.
Tensioner and idler
STC4096LG and the Gates kit include INA tensioner and idler bearings.
STC4096LG and the Gates kit include INA tensioner and idler bearings.
Service interval
The normal 300TDI timing belt replacement interval is 72,000 miles or six years, whichever occurs first. Shorter intervals apply under adverse operating conditions.
The normal 300TDI timing belt replacement interval is 72,000 miles or six years, whichever occurs first. Shorter intervals apply under adverse operating conditions.
Related 300TDI engine and timing parts
| Section | Use it for |
|---|---|
| Land Rover Timing Belt Kits | Timing belt kits for other Land Rover engines and vehicle models |
| Defender 300TDI Engine Parts | Timing, servicing, sealing, cooling and engine parts for Defender 300TDI |
| Discovery 1 300TDI Engine Parts | Timing, servicing, sealing, cooling and engine parts for Discovery 1 300TDI |
| Range Rover Classic 300TDI Engine Parts | Timing, servicing, sealing, cooling and engine parts for Range Rover Classic 300TDI |
