• PS CB:
Valve Bowls Blended
• PS MI:
MATCH INTAKE PORT TO BRODIX MG 2001
(BB-3 XTRA 327, BB-3 XTRA 345, BB-3 XTRA 363)
MATCH INTAKE PORT TO MG 2001
(BP BB-3 XTRA, BP BB-3 XTRA 380)
MATCH INTAKE PORT TO BRODIX MG 2104
(BB-3 XTRA O, BP BB-3 XTRA O 351)
MATCH INTAKE PORT TO BRODIX MG 2050
(BP BB-3 XTRA O 332)
MATCH INTAKE PORT TO BRODIX MG 2150
(BP BB-3 XTRA O 365)
• PS Valve Job:
COMPETITION VALVE JOB
• Intake Valves:
2.300 x 5.568 o.a.l. – BR 81341
(BB-3 XTRA 327, BB-3 XTRA 345, BB-3 XTRA 363, BP BB-3 XTRA, BP BB-3 XTRA O 332)
2.350 x 5.568 o.a+.l. – BR 81351
(BB-3 XTRA O, BP BB-3 XTRA 380,
BP BB-3 XTRA O 351, BP BB-3 XTRA O 365)
• Exhaust Valves:
1.880 x 5.494 o.a.l. – BR 81138
• Valve Springs:
1.640 ROLLER VALVE SPRING – PAC 1224,
270 lb CLOSED, 775 lb OPEN,
2.050 INSTALLED HEIGHT
.800 MAXIMUM LIFT
(STANDARD PACKAGE)
1.645 ROLLER VALVE SPRING – PAC 1247 OR PAC 1248,
315 lb CLOSED, 875 lb OPEN
2.100 INSTALLED HEIGHT,
.850 MAXIMUM LIFT
(SPRING UPGRADE)
• Retainers:
1.625 10° TITANIUM – MA 23640
1.645 10° TITANIUM – MA 2001
• Valve Locks:
10° JUMBO – CC 611
• Rocker Studs:
7/16 – BR 716L, AR RRS-4I
• Guide Plates:
3/8 – CC 4806
• Valve Seals:
11/32 – US VS529V
(1.625 VALVE SPRING)
11/32 – US VS485V
(1.645 VALVE SPRING) |
• Torque Heads:
70 ft-lb
• Torque Rocker Studs:
40-45 ft-lb
• Intake Gaskets:
BRODIX MG 2001, FEL-PRO 1252-3
(BB-3 XTRA 327, BB-3 XTRA 345, BB-3 XTRA 363)
BRODIX MG 2001, FEL-PRO 1252-3,
COMETIC C5436
(BP BB-3 XTRA, BP BB-3 XTRA 380)
BRODIX MG 2104
(BB-3 XTRA O, BP BB-3 XTRA O 351)
BRODIX MG 2050
(BP BB-3 XTRA O 332)
BRODIX MG 2150
(BP BB-3 XTRA O 365)
• Head Gaskets:
4.540 – FEL-PRO 1017, COMETIC C5433
4.600 – FEL-PRO 1057, COMETIC C5434
• Exhaust Gaskets:
FEL-PRO 1411, COMETIC C5429
• Head Bolts:
ARP 135-3606, MANLEY 42192 BOLTS / 42102 WASHERS
• Head Studs:
ARP 235-4702 (12 pt)
• Accessory Bolt Holes Are Drilled
• Spark Plug Starting Points:
NGK R5671A-10
FOR ALCHOHOL
NGK R5671A-9
FOR RACING GAS
• INTAKE VALVE SEATS:
P 2.460 3/8 LID
• EXHAUST VALVE SEATS:
P 1.960 3/8 LID
• Intake Valve Guides:
BH 545 11/32 P
(BB-3 XTRA 327, BB-3 XTRA 345, BB-3 XTRA 363, BB-3 XTRA O)
BH 545 11/32 3XPI
(BP BB-3 XTRA, BP BB-3 XTRA 380, BP BB-3 XTRA O)
• Exhaust Valve Guides:
BH 545 11/32 P
(BB-3 XTRA 327, BB-3 XTRA 345, BB-3 XTRA 363, BB-3 XTRA O)
BH 545 11/32 3XPE
(BP BB-3 XTRA, BP BB-3 XTRA 380, BP BB-3 XTRA O)
• Spring Pockets:
MAY NOT BE CUT ANY LARGER OR
DEEPER THAN 1.625
• Valve Angle:
24° and 4° INTAKE,
15° and 4° EXHAUST
• Angle Milling:
.0066 in PER cc
• Flat Milling:
.0050 in PER cc
• Angle Machining:
NOT AVAILABLE ON CNC PORTED HEADS
• Dowel Shift:
NOT AVAILABLE
• Pushrod Slots:
STANDARD
• Stud Girdle:
STANDARD, BRODIX 1230
• Rocker Arms:
STANDARD
(BB-3 XTRA 327 / 345 / 363, BP BB-3 XTRA,
BP BB-3 XTRA, BP BB-3 XTRA O 332 / 351 / 365)
T & D SHAFT SYSTEM – TD 3128
(BP BB-3 XTRA 380)
• Lifters:
STANDARD
• Pistons:
2° VALVE ROLLED PISTON
• Pushrods:
CHECK PUSHROD CLEARANCE WITH HEAD INSTALLED ON THE ENGINE BLOCK BEFORE FINAL ASSEMBLY
• Intake Manifold:
BM 2017* / BM 2027*
(BB-3 XTRA 327, BB-3 XTRA 345, BB-3 XTRA 363, BP BB-3 XTRA, BP BB-3 XTRA 380)
BM 2017 / BM 2027
(BB-3 XTRA O, BP BB-3 XTRA O 332,
BP BB-3 XTRA O 351, BP BB-3 XTRA O 365)
* Oval Port Manifold Must Be Port Matched to Fit Rectangular Port Heads |