Dyno proven header for AE86 ?????

[oldeskewltoy]

Techno Pro Spirit in Japan has(use to have) an interesting rwd 4AGE header....... stainless steel...

It looks similar to the HKS.....



Here is the "translated" specifics...

Low in order to guarantee the response and torque in the middle rotary limits as for layout 4 -> 2 -> 1. But, pipe diameter 42.7 φ -> 48 φ -> 60 φ it was compatible also the power and the extension in the high rotary limits by the fact that it makes thicker than the present model. It makes the angle of the gathering section and it makes as much as possible loose exhaust efficiency raise substantially by the fact that.

Under the pricing section it reads....
* Presently it has become the long-term payment date item, payment date please inquire