Brodix Race-Rite RR BB-R Series Cylinder Head 294cc Rectangle Intake Ports
158-2061009
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Race-Rite RR BB-R Series Cylinder Heads
Cylinder Head Specifications
- Intake Port Volume: 294cc - Rectangle Port
- Combustion Chamber Volume: 119cc
- Valves: 2.250'' dia. x 5.218'' o.a.l. Intake / 1.880'' dia. x 5.394'' o.a.l. Exhaust ( 11/32'' Stem Diameter )
- Valve Springs: 1.550'' Diameter - Open Pressure: 365 lbs.; Closed Pressure: 150 lbs.; Installed Height: 1.950''; Max Lift: .650''
- Spring Retainers: 1.550'' 10° Steel
- Rocker Studs: 7/16''
- Guide Plates: 3/8''
- Valve Seals: 11/32''
- Spark Plug Configuration: Angled
Facts and Related Components - Torque Heads: 70 ft-lb.
- Torque Rocker Studs: 40-45 ft-lb.
- Intake Gasket: Fel-Pro p/n 375-1211
- Head Gasket: 4.310'' Bore - Fel-Pro p/n 375-1027, Cometic p/n 245-C5432; 4.540'' Bore - Fel-Pro p/n 375-1017, Cometic p/n 245-C5433
- Exhaust Gasket: Fel-Pro p/n 375-1411 or Cometic p/n 245-C5429
- Head Bolts: ARP p/n 070-135-3601
- Head Studs: ARP p/n 070-135-4001 (6-point)
- Spark Plug Specs: 14mm Thread, .750'' (3/4'') Reach, Gasket Seat
- Valve Angle: 26° and 4° Intake, 17° and 4° Exhaust
- Angle Milling: .0066'' per cc
- Flat Milling: .0050'' per cc
- Pushrod Slots: Standard
- Pushrods: Check pushrod clearance with head installed on the engine block before final assembly
- Stud Girdle: Standard
- Rocker Arms: Standard
- Lifters: Standard
- Pistons: Standard
- Exhaust Pattern: Standard
- Valve Centerline: Standard
- Spring Pockets: May be step cut to 1.625''
- Accessory Bolt Holes are Drilled
- Recommended Intake Manifold: Brodix HV 2000 (p/n 158-HV2000) / HV 2001 (p/n 158-HV2001) / HV 2016 (p/n 158-HV2016)
Specifications:
I don't see what type of camshaft these are for. Are they offered for a hydraulic roller?
Will these Brodix heads fit a BBC 468 with Icon Forged Dome Pistons 4.310?
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