Package Heads

Facts and Related Components

• PS MI:
Match Intake Port to COMETIC CO CIR149SPV059 F

• PS Valve Job:
Competition Valve Job

• Intake Valves:
2.180 x 5.540 o.a.l. – BR 60518D

• Exhaust Valves:
1.600 x 5.540 o.a.l. – BR 60054

• Valve Springs:
1.550 Roller Valve Spring – PAC 1941,
255 lb Closed, 610 lb Open,
1.950 Installed Height,
.700 Maximum Lift

• Retainers:
1.550 10° Steel – CC 752

1.550 10° Titanium – MA 2398BR

• Valve Locks:
10° Jumbo – CC 611

• Valve Seals:
11/32 – US VS529V

• Torque Rocker Studs:
40-45 ft-lb

• Intake Gaskets:
COMETIC CO CIR149SPV059 F

• Head Gaskets:
4.180 – FEL-PRO 1134
4.200 – FEL-PRO 1135

• Exhaust Gaskets:
FEL-PRO 1427 (Trim to Fit)

• Head Studs:
Available Exclusively From BRODIX –
BRODIX BR HS / HH F 302 

• Accessory Bolt Holes Are Drilled:

• Spark Plug Starting Points:
NGK R5671A-9
for Alcohol
NGK R5671A-8
for Racing Gas

• Intake Valve Seats:
P 2.250 3/8

• Exhaust Valve Seats:
1.650 400 A45

• Intake and Exhaust Valve Guides:
SH 502 11/32 PL

• Spring Pockets:
May Not be Cut Any Larger or
Deeper Than 1.625

• Valve Angle:
15°

• Angle Milling:
.010 in Per cc

• Flat Milling:
.0060 in Per cc

• Rocker Arms:
Shaft System – T&D 7352

• Lifters:
.150 Offset

• Valve Centerline:
53/165

• Intake Manifold:
EDELBROCK 2828 (9.500 Deck)