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Item: Tomei Pon Cams - Series II, R33, cam angle is 256 degrees with 8.50 lift

Location: Sydney

Item Condition: Brand new - Never used (still in box) opened for attempted install

Reason for Selling: They are not suitable for my car

Price and Payment Conditions: $850

Contact Details: PM if interested :)

Please note: These cams are only suited to a series 2, rb25, sept 97 onwards!

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https://www.sau.com.au/forums/topic/129505-tomei-poncams-750-ono/
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Do these come with the lifters required ?

do you have any pics ?

Thanks =)

Item: Tomei Pon Cams - Series II, R33, cam angle is 256 degrees with 8.50 lift

Location: Sydney

Item Condition: Brand new - Never used (still in box) opened for attempted install

Reason for Selling: They are not suitable for my car

Price and Payment Conditions: $850

Contact Details: PM if interested :P

Please note: These cams are only suited to a series 2, rb25, sept 97 onwards!

hey i got a series 1.5. it defintly has the series 2 motor & turbo so these will fit right? would u sell for $800 delivered to brisbane? let me know

hey i got a series 1.5. it defintly has the series 2 motor & turbo so these will fit right? would u sell for $800 delivered to brisbane? let me know

my understanding is that the 1.5 does not have the later model rb25... not sure how you'd find out! Maybe post it somewhere?!

i bought a rb25 heat with vct how can i tell what series it is ? all i got was the head and cams no covers or manifolds

no idea dude! maybe post it in the forced induction section?!

So not to waste time for you moanie pie,

People these cams can only be fitted to a RB25 built from sept 97, i have a 97 S2 aswell but was built in march and these don't fit, already did the research. Ohh and if your wondering what the diff is, its something to do with the crank angle senor or something like that. Other wise i would've snapped these up myself.

  • 2 weeks later...
So not to waste time for you moanie pie,

People these cams can only be fitted to a RB25 built from sept 97, i have a 97 S2 aswell but was built in march and these don't fit, already did the research. Ohh and if your wondering what the diff is, its something to do with the crank angle senor or something like that. Other wise i would've snapped these up myself.

Would fit mine then, but i dont know enough about them to consider them as a worthwhile investment.

Would fit mine then, but i dont know enough about them to consider them as a worthwhile investment.

Phil, great upgrade if you ask me. Do yourself a favor and talk to craved about these, he'll be able to tell you anything you wanna know.

So if you have an S2 R33 pre 97 you would need to change the crank angle sensor, correct?

The nengun website says these will suit an S2 dosen't mention the year...

It does say on the Nengun wesite:

ECR33: 1st;1993.8 - 2nd;1997.9 - (changed crank angle sensor)

And a description on the cams:

Generally, engine tuning is to modify the torque characteristic of engine by changing cam duration timing and height of the cam lift, so as to gaining maximum torque and horse power. However, when tuning the engine strictly, it should be carried out with the idea of securing effective area of the valve not only by duration timing and height of the cam lift, but also by through improvement of its intake efficiency. High valve lift allows huge amount of air to flow in, yet it mechanically damages the system and gains friction loss. Also, wide cam duration will deriver great power at high RPM, but it gives rough engine character at low RPM too. Tomei have worked to get an ideal well-balanced profile of camshaft and succeeded to give it 1.3 to 1.5 times more effective area than regular camshafts

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