13 Degree Dart Heads with matching intake

[schamberlain]

Aluminum 13 Degree Dart heads by Ultra Pro. All Titanium valves. Jesel Rockers. Includes matching two intake. These are ready to bolt on. $6,000 Any questions call Mike Dargie at Dargie Race Engines. 765-935-3779. Or Duane Chamberlain 765-220-0674

[schamberlain]

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[schamberlain]

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[schamberlain]

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[mudderfudder]

13* heads

What size valves, what are rocker durations? Why are these for sale? Thanks