EDELBROCK E-STREET CYLINDER HEADS (60CC) W/ 1.90" INTAKE VALVES FOR S/B FORD 289-351W (COMPLETE, PAIR)

Description

EDELBROCK E-STREET CYLINDER HEADS (60CC) W/ 1.90" INTAKE VALVES FOR S/B FORD 289-351W (COMPLETE, PAIR) - 5023

E-Street 170 with 1.90" intake valves
EQUIPPED WITH SPRINGS FOR USE IN HYDRAULIC FLAT TAPPET CAMSHAFT APPLICATIONS

Edelbrock E-Street cylinder heads offer American made quality and affordable performance. E-Street cylinder heads feature as-cast ports and are designed for entry-level street performance applications operating in the idle-to-5500 rpm range. They are available for popular V8 engines.

E-STREET - 170cc FORD FEATURES:

Ideal for operating in the idle to 5500 rpm range
Use with hydraulic flat tappet camshafts, .550" maximum lift - not compatible with hydraulicroller camshafts
289-302 with 7/16" head bolts require #9680 head bolt kit
1.90" heads are ideal for stock pistons

Cylinder Head Specifications:
Combustion chamber volume: 60cc
Intake runner volume: 170cc
Exhaust runner volume: 60cc
Intake valve diameter: 1.90"
Exhaust valve diameter: 1.60"
Valve stem diameter: N/A
Valve guides: Manganese bronze
Deck thickness: 5/8"
Valve spring diameter: 1.460"
Valve spring maximum lift: .550"
Rocker stud: 3/8" with guide plate
Guideplate: Hardended steel
Pushrod diameter: 5/16"
Valve angle: N/A
Exhaust port location: Stock
Spark plug fitment: 14mm x 3/4 reach, gasket seat

#5023 | #5025: Flow Numbers as tested by Edelbrock's SuperFlo SF-1020 flow bench @ 28" H2OValve Lift.100".200".300".400".500".600".700"Intake65121174216242249-Exhaust4292130150162168-
INSTALLATION NOTE: Use with Hydraulic Flat Tappet camshafts .550" max lift. (NOT compatible with Hydraulic Roller Camshafts) Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat. Requires hardened pushrods. 289-302 c.i.d. with 7/16" head bolts requires #9680 head bolt bushing kit. 1.90" heads are ideal for stock pistons; 2.02" heads require additional piston to valve clearance. Rocker arm studs & guide plates are not included with bare versions of E-Street cylinder heads. *Not legal for sale or use on pollution controlled motor vehicles.