I have a set of 781 oval port heads, fresh with all new parts.
REV 2.19/1.88 x 11/32 valves, Heavy wall K Liners .0015-6/.0018-9 guide clearance
US made 4140 chromoly 10* retainers and locks
Super clean 1.55 dual/damper flat tappet springs installed 135# @ 1.900, 435# @ 1.25, CB @ 1.130**
Retainer to guide clearance >.900
4140 chromoly US made screw in studs and guide plates.
5 angle intake, radiused ex valve job, bowls blended.
302cfm @ .600 int, 234cfm @ .650 ex. Ports are as-cast. Decks are fresh surfaced. Chambers measure 122cc. Pressure tested and magnafluxed.
Flow sheet included
**Can upgrade to hyd. roller spring for $50.00
Also have Cometic head gaskets 99.00 ea +freight.
Thanks for looking. PM or call Scott
805 350 1159