CYLINDER HEADS
Chevy Small Block 283-400 (Cont.) Edelbrock E-Street E-Street™ aluminum cylinder heads are for street performance engines operating in the idle to 5,500 RPM range. Modern combustion chamber designs and larger than stock intake and
exhaust ports move more air for more horsepower and torque. Head has bronze valve guides, powder metal interlocking valve seats, stainless steel one-piece valves with hardened tips, 1.25" diameter valve springs, 3/8" screw-in studs and guide plates. Sold in pairs. Part No. Description Intake Runner Comb.Chamber Plug Angle Valve Angle Intake Valve Exhaust Valve EDE5073 Assembled, E-Street, (Pair) 185cc 70cc Straight 23° 2.020" 1.600" EDE5089 Assembled, E-Street, (Pair) 185cc 64cc Straight 23° 2.020" 1.600" Edelbrock E-210 Street Aluminum Cylinder Heads The E-210 E-Street heads offer a step up to race-level performance with OEM compatibility up to 500 HP naturally aspirated or more for forced air induction applications. Featuring large 210cc intake runners, revised exhaust ports, large diameter springs for higher lift cams for large dis- placement engines. Sold in pairs. Part No. Description Intake Runner Comb.Chamber Plug Angle Valve Angle Intake Valve Exhaust Valve
Assembled, 1.46" Single Valve Spring for Hydraulic Flat Tappet Assembled, 1.55" Dual Spring for Mech Flat Tappet or Hyd. Roller
EDE5085
210cc
64cc
Straight
23°
2.080"
1.600"
EDE5087
210cc
64cc
Straight
23°
2.080"
1.600"
Edelbrock E-CNC 225 Aluminum Cylinder Heads
The E-CNC 225 cylinder haeds feature fully CNC-Machined intake ports, combustion chambers and exhaust ports. Intake flange bolt pattern for use with 1996 and earlier intake manifolds. Delivers 30-60 HP over Performer RPM. Sold individually. Part No. Description
Intake Runner Comb.Chamber Plug Angle Valve Angle Intake Valve Exhaust Valve
Assembled, 1.46" Springs for Hydraulic Roller Assembled,1.46" Springs for Mechanical Roller
EDE61205
225cc
68cc
Angled
23°
2.100"
1.600"
EDE61209
225cc
68cc
Angled
23°
2.100"
1.600"
Edelbrock SCCA Approved Designed to comply with SCCA American Sedan Series Class rules, there is no blending work in the intake entries, exhaust exits or bowl areas. The heat treated, A356 aluminum casting has manganese-bronze valve guides, one-piece stainless steel valves with hardened tips, ductile iron valve seats and Heli-Coil® inserts in the exhaust and rocker stud holes. Bare heads require final sizing of valve guides and a proper valve job. All SCCA RPM heads are engraved with the approved logo. Sold individually. Part No. Description Intake Runner Comb. Chamber Plug Angle Valve Angle Intake Valve Exhaust Valve EDE608879 Bare 185cc 64cc Angled 23° 1.940" 1.550" EDE608979 Assembled 185cc 64cc Angled 23° 1.940" 1.550" Engine Quest Vortec Bolt On Performance for 350 CID
All EQ Performance Cylinder Heads have AS CAST combustion chambers, DuraBond exhaust seats, 3 angle valve job, thick deck faces for angle Milling, Phophor bronze intake and exhaust guides, machined for guide plate use and raised intake runner ports for increased performance. Sold individually. Part No. Description Intake Runner Comb. Chamber
ENQCH350C
Plug Angle Valve Angle Intake Valve
Exhaust Valve
ENQCH350C Bare, Vortec
170cc 176cc
64cc 76cc
Straight Straight
23° 23°
1.940" 1.940"
1.500" 1.500"
Bare - IMCA Spec Head, UMP Legal
ENQCH350I
2018 ENGINE BUILDER CATALOG
155
Made with FlippingBook flipbook maker