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Kelford camshafts, Toyota G16E-GTS 1.6 Turbo (2020-2026)
1 028,00 €
Kelford camshafts for the Toyota G16E-GTS 1.6 Turbo engine. Choose a profile to suit your engine parts and intended use. Profile specifications and required modifications are detailed below.
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Kelford is a New Zealand camshaft manufacturer with roots in Christchurch dating back to 1968. Its profiles range from upgrades for street-driven cars to fully built race engines. Choose the cam around the rest of the engine and its intended use, rather than simply picking the longest duration.
This selection is for the Toyota G16E-GTS 1.6 Turbo engine. Profile differences, spring recommendations and required modifications are detailed below.
Technical specifications – available profiles for this engine
Profile 267-A
Stage 1 for a G16E-GTS making approximately 350–500 hp with a 48–54 mm turbo. Requires upgraded springs. With the recommended KVS264 spring and retainer kit, the manufacturer specifies operation up to 8,000 rpm and 30 psi.
| Specification | Intake | Exhaust |
|---|---|---|
| Cam lift | 6.63mm | 6.63mm |
| Rocker ratio | 1.735 | 1.735 |
| Net valve lift | 11.50mm | 11.50mm |
| Advertised duration @ 0.10mm | 266° | 274° |
| Duration @ 1.00mm valve lift | 226° | 236° |
| Suggested centre lines | Variable / VVT | Variable / VVT |
Manufacturer profile information
Profile 267-B
Stage 2 for a GR Yaris or GR Corolla G16E-GTS making approximately 500–700 hp with a 54–64 mm turbo. Suitable for street use, E85 and similar ethanol blends. Requires upgraded springs, the KVS264 spring and retainer kit is recommended.
| Specification | Intake | Exhaust |
|---|---|---|
| Cam lift | 6.63mm | 6.63mm |
| Rocker ratio | 1.735 | 1.735 |
| Net valve lift | 11.50mm | 11.50mm |
| Advertised duration @ 0.10mm | 276° | 286° |
| Duration @ 1.00mm valve lift | 236° | 246° |
| Suggested centre lines | Variable / VVT | Variable / VVT |
Manufacturer profile information
Profile 267-C
Top-end-focused drag profile for a built G16E-GTS. Suits GR Yaris and GR Corolla with a turbo of at least 62 mm. Recommended springs and retainers: KVS264.
| Specification | Intake | Exhaust |
|---|---|---|
| Cam lift | 6.74mm | 6.74mm |
| Rocker ratio | 1.735 | 1.735 |
| Net valve lift | 11.70mm | 11.70mm |
| Advertised duration @ 0.10mm | 282° | 290° |
| Duration @ 1.00mm valve lift | 244° | 248° |
| Timing IVO @ 1.00mm valve lift | 12 BTDC | – |
| Timing IVC @ 1.00mm valve lift | 52 ABDC | – |
| Timing EVO @ 1.00mm valve lift | – | 62 BBDC |
| Timing EVC @ 1.00mm valve lift | – | 6 ATDC |
| Suggested centre lines | 110° | 118° |
| Valve lift at TDC | 2.13mm | 0.98 mm |
Manufacturer profile information
Profile 267-EZ
Profile for a near-stock G16E-GTS and original springs. Suits stock or upgraded turbos with ECU tuning, retaining street manners and throttle response. Kelford presents a dyno comparison between two similarly equipped GR Corollas on the stock turbo and 98-octane petrol. One additionally uses EZ cams and upgraded springs. Both cars have a downpipe, mid-pipe and upgraded intake and charge piping.
| Specification | Intake | Exhaust |
|---|---|---|
| Cam lift | 6.63mm | 6.63mm |
| Rocker ratio | 1.735 | 1.735 |
| Net valve lift | 11.50mm | 11.50mm |
| Advertised duration @ 0.10mm | 258° | 258° |
| Duration @ 1.00mm valve lift | 218° | 218° |
| Suggested centre lines | Variable / VVT | Variable / VVT |
Manufacturer profile information
Checking heights are shown with the duration figures. Net lift is the net valve movement specified by the manufacturer, while cam lift is listed separately. IVO/IVC denote intake valve opening/closing and EVO/EVC exhaust valve opening/closing. BTDC/ATDC mean before/after top dead centre, and BBDC/ABDC before/after bottom dead centre.
Installation and profile selection
Confirm the exact engine version, valvetrain design and the modifications required by the profile. Check cam timing and valve-to-piston clearance during installation. Springs, lifters and other supporting parts mentioned with a profile are not included unless the profile explicitly states that they come with the kit.
Examples of related vehicle applications
- Toyota GR Yaris GXPA16 (2020–2026)
- Toyota GR Corolla GZEA14 (2022–2026), model year 2023 onwards
The list covers versions with the specified engines only. Exact fitment and required modifications depend on the selected profile, cylinder head, lifters and timing system.
| Weight | 10 kg |
|---|---|
| Brand |
