195cc AS-CAST
2.20in² MIN
64-70 chamber
1206 gasket
2.02 intake w/30º BC
1.600 exhaust
45º seats
no pipe on exhaust
4.000 fixture
 .200 142/101
.300 200/135
.400 248/162
.500 273/177
.600 275/186
.700 277/192
.800 279/196
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100% USA cast Pro-Filer 195/210cc cylinder heads.  64-70cc only.  Angle or straight plug. 

Pro-Filer as-cast 195/210cc 23º Small Block Cylinder Heads
5 angle valve job, 11/32 bronze guides, MLS surface

• Bare w/SRH valve job $1950
• w/USA HYD KIT (135@1.800/330@1.200) .600 lift Add $350
• w/USA Roller KIT (225@1.930/520@1.250) .700 lift Add $350
• ECONO porting, chamber finished, throat sizing, short side reworked, $600
• SRH Priority Blended Valve Job, SRH Detailed, and SRH Quality

KIT INCLUDES:
Erson Valve Springs,  Competition Valves, USA 10º steel retainers, USA machined 10º  locks, USA studs, USA guide plates, USA vition seals.