Aluminum Cylinder Heads Edelbrock Aluminum Cylinder Heads reflect the latest technol- ogy and achieve outstanding performance. Threaded rocker stud and exhaust manifold inserts, hardened valve seats, bronze wall valve guides, machined valve cover rails, and a minimum 9/16" deck thickness are just some of the features.
Small Block Chevy (Cont.) E-Tec Cylinder Head
Small Block Chevy Performer Cylinder Head
Head greatly increases the performance of small block Chevy using “Vortec-style” intake manifold. Intake ports are .200" taller than typical small block head while the exhaust port exits are .200" higher than standard heads. Aluminum E-Tec head makes power up to 6500 RPM and is offered with 170 or 200cc rectan- gular intake ports. Sold individually, completely assembled and ready to bolt-on. Hyd. Roller Cam 1.94" 1.55" 64cc 170cc 1.46" .575" EDE60979 Assem., Hydraulic Cam 1.94" 1.55" 64cc 170cc 1.46" .575" EDE60985 Assem., Mech. Flat/ Hyd. Roller Cam 2.02" 1.60" 64cc 200cc 1.46" .575" EDE60989 Assem., Hydraulic Cam 2.02" 1.60" 64cc 200cc 1.46" .575" EDE8550 Head Bolt Kit — — — — — — Part No. Description Int. Valve Exh. Valve Chamber Volume Intake Volume Valve Spring Max. Lift EDE60975 Assem., Mech. Flat/
For 302, 327, 350, and 400 CID small block Chevy engines. Performer head has the same basic runner design and 60cc, 64cc or 70cc combustion chamber as the Performer RPM head. Head includes an exhaust crossover passage for emissions equipment compatibility. Head completes the Performer Power Package. Sold individually. Completely assembled.
Int. Valve
Exh. Valve
Chamber Volume
Intake Volume
Valve Spring
Max. Lift
Part No.
Description
Assem., Hydraulic Cam 2.02" 1.60" 70cc 185cc 1.46" .575"
EDE60759
Performer RPM Cylinder Head
EDE60859 Assem., 1987-95,
Hydraulic Cam 2.02" 1.60" 60cc 165cc 1.46" .575" Assem., Hydraulic Cam 2.02" 1.60" 64cc 185cc 1.46" .575"
EDE60909
EDE8550 Head Bolt Kit
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Performer LT1 Cylinder Head EDE61905
Head completes the Performer RPM Power Package for a small block Chevy. Aluminum cylinder heads are available for 1986 and earlier, non-emissions 302, 327, 350 and 400 CID engines. Avail- able with straight or angle plugs to clear most headers. Head with 64cc combustion chambers retains stock compression ratio on 1970 and earlier small block Chevys. Sold individually, completely assembled and ready to bolt-on.
High flowing heads add significant torque and horsepower to 1992-97 small block Chevy LT1 engines, and are a true bolt-on, accepting OEM-style self-aligning rocker arms, centerbolt valve covers, intake and exhaust manifolds. Sold individually as fully assembled, complete with stainless steel 1.94" intake and 1.55" exhaust valves, steel retainers, valve springs, keepers, valve seals and rocker studs.
Int. Valve
Exh. Valve
Chamber Volume
Intake Volume
Valve Spring
Max. Lift
Part No.
Description
EDE60715 Assem., Ang. Plug, Mech. Flat/Hyd. Roller EDE60719 Assem., Ang. Plug,
2.02" 1.60" 70cc 185cc 1.46" .575"
Hydraulic Cam 2.02" 1.60" 70cc 185cc 1.46" .575"
EDE60735 Assem., Str. Plug,
Mech. Flat/Hyd. Roller 2.02" 1.60" 70cc 185cc 1.46" .575"
EDE60739 Assem., Str. Plug,
Int. Valve
Exh. Valve
Chamber Volume
Intake Volume
Valve Spring
Max. Lift
Hydraulic Cam 2.02" 1.60" 70cc 185cc 1.46" .575"
Part No.
Description
EDE60895 Assem., Str. Plug,
Assem., Hydraulic Cam 1.94" 1.55" 54cc 170cc 1.46" .600"
Mech. Flat/Hyd. Roller 2.02" 1.60" 64cc 185cc 1.46" .575"
EDE61905
EDE60899 Assem., Str. Plug,
EDE8550 Head Bolt Kit
— — — — — —
Hydraulic Cam 2.02" 1.60" 64cc 185cc 1.46" .575"
EDE60995 Assem., Ang. Plug, Mech. Flat/Hyd. Roller EDE60999 Assem., Ang. Plug,
2.02" 1.60" 64cc 185cc 1.46" .575"
Hydraulic Cam 2.02" 1.60" 64cc 185cc 1.46" .575"
EDE8550
Head Bolt Kit
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