4.940 port length
2.80in² MIN
2.96in² AVG CSA
240cc
SRH Pro-Filer Ford on 4.03 and 4.155 fixture
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SpeierRacingHeads
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SRH Pro-Filer Ford on 4.03 and 4.155 fixture
It's pretty good!
4.940 port length
2.80in² MIN
2.96in² AVG CSA
240cc
4.940 port length
2.80in² MIN
2.96in² AVG CSA
240cc