CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.

Package Heads:

PS CB: VALVE BOWLS BLENDED • PS MI: MATCH INTAKE PORT TO FPm1204 (RR 180) MATCH INTAKE PORT TO FP 1206 (RR 200) • PS Valve Job: COMPETITION VALVE JOB • Intake Valves: 2.020 X 4.920 o.a.l. - BR 6170DI (RR 180) 2.055 X 4.920 o.a.l. - BR 6000 (RR 200) • Exhaust Valves: 1.600 X 4.940 o.a.l. - BR 6169DI• Valve Springs: 1.250 HYDRAULIC VALVE  SPRING - CC 981, 100 lb CLOSED, 300 lb OPEN, 1.850 INSTALLED HEIGHT, .525 MAXIMUM LIF(RR 180) 1.470 HYDRAULIC ROLLER VALVE SPRING - CC 987, 125 lb CLOSED, 325 lb OPEN,
1.900 INSTALLED HEIGHT, .575 MAXIMUM LIFT (RR 180 & RR 200)
1.550 FLAT TAPPET VALVE SPRING -BT 120121, 140 lb CLOSED, 400 lb OPEN, 1.950
INSTALLED HEIGHT, .600 MAXIMUM LIFT (RR 200) • Retainers: 1.250 7° STEEL - CC 742 (RR 180)
1.430 7° STEEL - CC 743 (RR 180 & RR 200) 1.550 10° STEEL - CC 752 (RR 200) • Valve Locks: 7°- PI PF-555 (RR 180 & RR 200) 10° JUMBO - CC 611 (RR 200) • Rocker Studs: 3/8 - BR 318S (RR 180 & RR 200) 7/16 - BR 716L, AR RRS-4I (RR 200)• Guide Plates: 5/16 - CC 4808
• Valve Seals: 11/32 - US VS529V

Facts And Related Components: • Torque Heads: 70 ft-lb • Torque Rocker Studs: 40-45 ft-lb • Intake Gaskets: FEL-PRO 1204, COMETIC C5416 (RR 180) FEL-PRO 1206, COMETIC C5414 (RR 200) • Head Gaskets: 350 - FEL-PRO 1003, COMETIC C5399 400 - FEL-PRO 1004, COMETIC C5403 • Exhaust Gaskets: FEL-PRO 1404, COMETIC C5417 • Head Bolts: ARP 134-3601, MANLEY 42313 • Head Bolt Washers: MANLEY 42102 • Head Studs: ARP 134-4001 (6 pt) • Accessory Bolt Holes Are Drilled • Spark Plug Starting Points: CHAMPION RN12YC OR AUTOLITE 3924 FOR PUMP GAS (RR 180 & RR 200) NGK R5671A-8 FOR RACING GAS (RR 200) • Spring Pockets: MAY NOT BE CUT ANY LARGER OR DEEPER THAN 1.550 • Valve Angle: 23° • Angle Milling: .0078 in PER cc
• Flat Milling: .0060 in PER cc • Angle Machining: NOT AVAILABLE • Dowel Shift: NOT AVAILABLE • Pushrod Slots: STANDARD  • Stud Girdle: BR 6435 • Rocker Arms: STANDARD
• Lifters: STANDARD Optional LT1 Modifications Available

Cylinder Head Specifications:

 INTAKE PORT CHAMBER VOLUME VALVE SIZES INT./EXH. PLUG ANGLE EXHAUST PATTERN VALVE CENTERLINE INTAKE MANIFOLD

 RR 180      180 cc                    67 cc                   2.020 /1.600                     Straight/Angle                    Standard                      Standard                        HP-1 / HV 1016

RR 200       200 cc                    67 cc                   2.055/1.600                      Straight/Angle                    Standard                      Standard                    HV 1014 / HV 1016

CUBIC INCH          COMPRESSION         CAMSHAFT                         RPM                     APPLICATION

RR 180  355 - 406       9.5 -10.5       10.5 Hydraulic/Hydraulic Roller        1500-6000            Street/Pro Street

RR 200  355 - 406       9.5- 10.5      10.5 Hydraulic Roller/Flat Tappet       1500-6500       Street/Drag/Pro Street

Flow Chart CFM @ 28" H20

VALVE SIZE            0.200               0.300            0.400             0.500            0.600            0.650            0.700

RR180 2.020 INTAKE    138           194          234          243          245

        1.600 EXHAUST     97            129          155          171           179

RR200 2.055 INTAKE    125           182          227          260           266           269         

        1.600  EXHAUST     97           129          155          171           179           185

RR 180 2.02 INTAKE      142          199           238          241           241

(CNC Chamber)  

        1.600 EXHAUST  113           153           171           179           184            185           187
(CNC Chamber)
RR 200 2.055 INTAKE  141          221          242           265           272          273

(CNC Chamber)   

           1.600 EXHAUST  113          153            171           179          183          185

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