Page 156 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

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
EDE5085 210cc 64cc Straight 23° 2.080" 1.600"
Spring for Hydraulic Flat Tappet
Assembled, 1.55" Dual Spring for
EDE5087 210cc 64cc Straight 23° 2.080" 1.600"
Mech Flat Tappet or Hyd. Roller
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
EDE61205 225cc 68cc Angled 23° 2.100" 1.600"
Hydraulic Roller
Assembled,1.46" Springs for
EDE61209 225cc 68cc Angled 23° 2.100" 1.600"
Mechanical Roller
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
ENQCH350C
increased performance. Sold individually.
Part No. Description Intake Runner Comb. Chamber Plug Angle Valve Angle Intake Valve Exhaust Valve
ENQCH350C Bare, Vortec 170cc 64cc Straight 23° 1.940" 1.500"
Bare - IMCA Spec
ENQCH350I 176cc 76cc Straight 23° 1.940" 1.500"
Head, UMP Legal

2018 ENGINE BUILDER CATALOG 155