[T3] 1966 Type 3 Squareback
Jim Adney
jadney at VWType3.org
Tue Jan 31 06:28:18 PST 2017
On 30 Jan 2017 at 23:22, Mara Johnson wrote:
> What is CR? I put in highest octane 91...is that your question?
CR is compression ratio. 91 octane is probably okay, because I don't
think '66 cars came with the domed pistons. Those were just in the
earlier 1500S cars. '66 was a 1600, which were all flat top pistons.
The domed pistons increased the compression ratio.
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Jim Adney, jadney at vwtype3.org
Madison, Wisconsin, USA
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