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SKU: GSC7031R1
GSC Power-Division Billet VVTI 2JZ-GTE R1 Camshafts
GSC Power-Division Billet R1 cams for the VVTI Toyota Supra 2JZ-GTE. The R1 cams are designed for those running Stroker engines and wanting maximum cylinder fill at lower RPM. This profile was designed with the drifter or road racer in mind for fast spool and quick recovery from on off throttle. Do to the aggressive ramp design of the profile limit revs to 8500 rpms (valve spring dependent). Effective rpm range of 4000-8500 RPMs. These cams require an upgraded valve spring set such as our Conical Spring kits (GSC5064 or GSC5066) along with shimless buckets/tappets and head clearance for lift.
- 800-1500 HP camshaft set
- Rougher than stock idle
- It is necessary to clearance the cylinder head casting to allow for the R1 profile to rotate in the VVTi cylinder head
- Please maintain .02"/ .5mm min clearance from the cylinder head casting
- Shimless Tappets or Shim under tappet style are required
- Increased displacement engine suggested but not required
- Ported head suggest
|
7031R1 |
ADV Duration |
Duration @ 0.040" |
Peak Lift |
Center Line |
|
Intake |
271° |
232° |
11.00mm |
Variable |
|
Exhaust |
273° |
234° |
11.00mm |
115° |
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