Uploaded May 2014 | Updated September 2026, 1 hour ago

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Integra Type R #1920 Project Blog: itr1920.blogspot.com
Part 2 of full review of Integra Type R DC2 released in late 1995.
BM hosts Motoharu Kurosawa and Takayuki Oi talk with Honda chief engineer Uehara Shigeru about the development of Type R version. The topics are chassis, body aerodynamics, suspension, dampers, bushings and engine improvements.

Engine improvements:

- single port intake manifold
- enlarged air intake diameter
- throttle body size up
- changed valve seat angles
- air intake shape made more straight
- air intake sucking the air from inside the fender
- exhaust system all pipes diameter up
- specially fabricated exhaust without sharp angles
- high volume rear silencer (new type)
- stainless steel full exhaust system
- special lightweight valves (intake side)
- double oval valve springs (intake side)
- SiR intake valve springs used on exhaust side
- increased compression ratio due to the changed piston shape
- more efficient lubrication of the piston area
- molybdenum coating on piston skirts
- high temperature platinum spark plugs
- conrods made from special high tensile steel
- 8 counterweights for full balanced crankshaft
- port shape, steps and roughness buffed out
- conrod bolts fastened manually