Ford SB 289 302 351 Windsor 210cc 62cc Hydraulic Flat Assembled Cylinder Heads (Pair)

Description

Street-Strip Performance SB Ford 210cc Assembled Set!
302/351W/5.0/MUSTANG
Hy-Flow Aluminum Cylinder Heads-(Pair-Assembled).
302, 351w, 5.0 MUSTANG, 210cc for Increased Horsepower!

This Pair of Factory New Aluminum cylinder heads offer these features;
356-A Aluminum Alloy Heat treated to T-6 specifications
Hardened Seats
210ccintake runners
195cc intake Port
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,Dual Springs.
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.
Seats are machined for Intake Valves 2.020 +.100 & Exhaust 1.600 +.100 (11/32″ Stem).

Spring: Intake, 130lbs @ 1.820    Exhaust, 145lbs @ 1.760,  .550 Max Lift.
Coil binds @ 700lbs.
Fits Victor Junior , Edelbrock RPM, Professional Product Hurricane Intake Manifolds,
Designed for Stud Mount or Shaft Mount Rockers only…not Pedestal!

Flows:

Average Flows @ CFM  28″ water, port differential (according to manufacturer)

Lift         100        200        300        400        500        600        700

Intake    59.4       108.0     154.9     203.5     239.8     260.3     268.2

Exhaust 68.0       125.0     178.0     215.0     227.0     235.0     246.0