Description
Tomei Poncam RB26DETT R32/R33/R34
Tomei typically has stock available the same day. (Their factory/ warehouse is 5 minutes around the corner from us.) However, we will let you know if there are backorders or any delays. If you are looking for parts that are not on our website or want to place a bulk stock order, please contact us via the contact form.
TYPE
|
APPLICATION | DURATION(°) | MAX CAM LIFT(mm) |
IN/EX
|
P/N
|
|||
ENGINE | MODEL | IN | EX | IN | EX | |||
A
|
RB26DETT
|
BNR32/BCNR33 |
260
|
252
|
9.15
|
9.15
|
IN & EX Set
|
143036 |
BNR34 | 143037 | |||||||
B
|
BNR32/BCNR33 |
260
|
260
|
9.15
|
9.15
|
IN & EX Set
|
143005 | |
BNR34 | 143018 | |||||||
R
|
BNR32/BCNR33 |
250
|
250
|
9.15
|
9.15
|
IN & EX Set
|
143051 | |
BNR34 | 143052 |
※PRESET VALVE TIMING
※STOCK VALVE SPRING COMPATIBLE
※Using this product may require additional work on the cylinder head to allow clearance for the height cam lobe.
The amount of clearance required will vary from each cylinder head.
First check with the camshaft fitted to see how much modification is required on the cylinder head to allow adequate clearance for the high cam lobes.
FEATURE / SPEC
â– Type A
Designed to best suit the stock & N1 turbos for optimum performance balance of low to mid range torque.
The Exhaust cams duration was reduced to maintain best idling.
â– Type B
By extending the duration timing compared to the Type A Poncams, both response and peak power was raised and these camshafts best compliment the mid to large size turbo charged applications.
â– TYPE R(for Stock Cat. Equipped Cars)
The Type R camshafts were designed due to popular demand from end users who are looking at upgrading the performance potential of their GTR while staying within the limits of recent street legal requirements.
Recent laws on emissions and exhaust noise was made stricter in Japan so to have a quieter car by running smaller exhaust systems raises the exhaust back pressure which greatly reduces the response and hinder performance. Our engineers then designed these Type R camshafts to suit the needs of those who need to keep such setup and benefit with performance gains.
TYPE A | TYPE B | TYPE R | ||
RECOMMENDED SETUP
|
CATALYTIC CONVERTER |
Sports Catalytic Converter or Straight Pipe |
Sports Catalytic Converter or Straight Pipe |
Sports Catalytic Converter or Straight Pipe
|
TURBO | Stock or Larger Bolt On Type |
N1 or Full Turbo Kit Upgrade |
Stock or N1 Turbos
|
|
Peak Power Comparison (for Stock Cat. Equipped Cars) |
405 ps | 406,33 ps | 404,65 ps |
â– SPEC
ENGINE | Duration | Max Cam lift (mm) | IN/EX | Max Valve lift (mm) | Cold Valve Clearance (mm)[±0.01] |
Valve Timing Centerline (Deg) |
Base circle | Note |
RB26DETT
|
250
|
9.15
|
IN | 8.7 | 0.45 | 110 |
32
|
PONCAM |
EX | 8.77 | 0.38 | 110 | PONCAM | ||||
252
|
9.15
|
IN | 8.7 | 0.45 | 110 | |||
EX | 8.77 | 0.38 | 115 | PONCAM | ||||
260
|
9.15
|
IN | 8.7 | 0.45 | 110 | PONCAM | ||
EX | 8.77 | 0.38 | 115 | PONCAM | ||||
10.25
|
IN | 9.8 | 0.45 | 110 |
30
|
|||
EX | 9.87 | 0.38 | 115 | |||||
10.8
|
IN | 10.35 | 0.45 | 110 | ||||
EX | 10.42 | 0.38 | 115 | |||||
270
|
10.25
|
IN | 9.8 | 0.45 | 110 | |||
EX | 9.87 | 0.38 | 115 | |||||
10.8
|
IN | 10.35 | 0.45 | 110 | ||||
EX | 10.42 | 0.38 | 115 | |||||
280
|
10.8
|
IN | 10.35 | 0.45 | 110 | |||
EX | 10.42 | 0.38 | 115 | |||||
11.5
|
IN | 11.05 | 0.45 | 110 | ||||
EX | 11.12 | 0.38 | 115 | |||||
290
|
11.5
|
IN | 11.05 | 0.45 | 110 | |||
EX | 11.12 | 0.38 | 115 |
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