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WinRice WinRice is offline
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Join Date: Jun 2005
Location: Colorado
Posts: 709
Numbers in the Porsche Technical Specifications (small white) book 78-81 911SC, Turbo 3.3

Manuf. year 1977/1978
Model year 1978 911 turbo
ROW - 300 HP
USA/Japan/Calif - 265 HP

Manuf. year 1979/1980
Model year 1980 911 turbo
ROW - 300 HP
USA/Japan - 265 HP

Manuf. year 1980/1981
Model year 1981 911 turbo
ROW - 300 HP
Canada - 300 HP

Worthy to note that the turbos, cams, heads, internal engine specs, etc are all the same. The differences are the distributors, timing and advance curves, fuel head tuning and exhaust.

Curb weights
78-81 ROW 1300 kg
78-80 USA 1295 kg
81 Canada 1300 kg
__________________
1986 911 Turbo
3.3L, K27HFS, Tial 46mm, TurboKraft Intercooler, 964 Cams, Monty Muffler, MS3Pro Evo, M&W Ignition, Zietronix WBO2 Data Logger, Wevo shifter, coupler and motor mounts.
Old 11-22-2014, 04:10 PM
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