||Fuel Injection of the V4 (1971 factory effort)
heyday of Saabs rally effort, a mechanical fuel injection system was developed for the V4.
It featured ram induction and port injection. See the unit in detail.
Bill Lee, the original Technical Editor for the New
England Sonett Club explains carburetion principles and options for the Sonett III.
This article is from 1981, nonetheless much of it is still relevant.
||The evolution of a
Sonett race car by MSS
This detailed collection of writings by Jack Lawrence
recounts his experience building a national champion Sonett race car. This is must
reading for the racer or performance enthusiast.
Spark Plug Cross Reference
The OEM spark plug for the V4 was made by Bosch
(most years anyway). In the "old days" there was one number scheme, and now
there is another. Use the table to cross reference between the two.
||Sonett Factory Air
In the last three years of production, the Sonett III was optionally
equipped with air conditioning in the US. Presented here are a full detailing of the
parts in the AC kit and a descriptive narrative.
||Second Gear Noise - Cause
After many miles, 4 speed trannies often exhibit a hearty whine in second
gear. Look here for the diagnosis and one practical remedy.
Gear Ratio Comparison
The Saab Competitions Department made available a
number of gear sets and final drives (ring and pinion) for the V4. See how they
||FORD Industrial is a source for V4 Parts
In the United States, the V4 engine is not used in automotive
applications. It is, however, a workhorse industrial engine. FORD Industrial
often has the part when SAAB doesn't and for less money.
||Fast-On/Fast-Off Multiple Connector Housings
electrical cable plant utilizes AMP FASTON connectors. These connectors are
present on virtually all interconnects. See what's available direct from AMP.
A potent V4 will often be timed with a total advance of 37 or
more degrees. Here is a tip on how to use a standard timing light to set this much
fire to your V4 ignition
A vintage sport (performance) coil will provide
easier starting and smoother running in a normal or HiPo V4. Find general explanations and
details of HiPo coils and MSD units here..
||Temperature Guage Calibration
The water temp
gauge is a simple instrument, calibrated in "green" and "red" zones.
Ever wonder where 210 degress was? Learn how to calibrate your temperature