Ford SB 289 302 351 Windsor 190cc 62cc Hydraulic Flat Assembled Cylinder Heads (Pair)

Description

Ford SB 289 302 351 Windsor 190cc 62cc Assembled Aluminum Cylinder Head

Cylinder Head Style: Street-Strip Performance Heads Ford SB 289 302 351 Windsor 190cc,
Cylinder Head Material: Aluminum, Cylinder Head Finish:Natural,
Combustion Chamber Volume (cc): 62 cc, CNC-Machined Combustion Chamber: No,
CNC-Machined Intake Runner: No, CNC-Machined Exhaust Runner: No,
Intake Runner Volume (cc): 190cc
Intake Port Shape: Rectangular Intake Port Location: Standard Exhaust Port Shape: Square,
Exhaust Port Location: Standard,
Intake Valve Diameter (in): 2.020 in. Exhaust Valve Diameter (in): 1.600 in.

356-A Aluminum Alloy Heat treated to T-6 specifications
Hardened Seats
190cc intake runners
20 degree Valve Angles
Square Port Exhaust  1.360 x 1.410
62cc Combustion Chamber
Machined for Large Diameter Valve Springs, Cut 1.650″
Machined for 1/2″ head bolts or studs
Bronze Valve Guides , 3 Angle Cut Stellite Valve Seats
Takes Felpro 1250 to 1262 Gasket Set
Valve size- Intake Valves 2.020″+ .100 (11/32″ stem),(2.055″ Valves available at additional cost)

Exhaust Valves 1.600″ + .100 (11/32″ stem)
4140 Steel Retainers 1.400 x 1.060 x .0690 , Valve Locks + .145,
Coil binds @ 700lbs.
Machined for 1/2″ Head Bolts or Studs.

Multi-Angle Seat Design  & Features high flowing ports, Mfg. for Stud Mount or Shaft Rockers.
Dual Springs: Intake, 130lbs @ 1.820    Exhaust, 145lbs @ 1.760,  .550 Max Lift.
Coil binds @ 700lbs.

Chromoly Retainers &  Keepers

Fits Victor Junior , Edelbrock RPM, Professional Product Hurricane Intake Manifolds,
Designed for Stud Mount or Shaft Mount Rockers only…not Pedestal!
Valve Cover Mounting Style: Perimeter Bolt Accessory Bolt Holes Drilled: Yes,
Intake Valve Angle: 20 deg., Exhaust Valve Angle: 20 deg.,
Valve Guides Included: Yes Valve Guide Material: Bronze
Valve Seats Machined: Yes, Valve Seat Machine Style: 3-angle,
Valve Seat Material: Ductile iron, Steam Holes Drilled: No, Oiling Style: Through pushrod,
Machined for O-Ring: No Heat Crossover.
**** Sparkplugs****
Small Block Ford cylinder heads require the use of a 14mm thread,5 / 8” hex,.750” reach spark plugs.
Plugs that fit and work with these heads:

NGK – BCPR6ES, R5671A-7, R5671A-8
Autolite – 3923, 3924, AR3933, AR3934
Champion – RC12YC, RC10YC74, RC9YC3

All Flows @28″ CFMwater intake  (according to manufacturer).

Lift  100        200        300        400        500        600

Intake           71.0       129.0     188.0     239.0     269.0     274.0

Exhaust        61.0       128.0     153.0     178.0     189.0     195.0