CNC PORTED Street/Strip Edelbrock Heads

Street/Strip E heads are for solid or hydraulic flat tappet or Hydraulic roller cams under .600 lift

features:

-Fully CNC ported intake and exhaust ports

-CNC ported to flow 310cfm @ .600" lift @ 28" with 2.19" intake valves, 1.77" exhaust valves.

-Ferrea 6000 series race valve with multi angle cuts for better off the seat flow

-High flowing multi angle Serdi valve job

-Precision honed guides

-Viton seals on intake and exhaust guides, for the best oil control available

-Chrome moly retainers with 10 degree locks

-Drilled/clearanced for 1.65 rockers

-Improved oil drainback

-Flow chart

-ARP 7/16" rocker studs

-ALL valve springs are tested and set ALL installed heights individually set

-90 cc chambers are CNC produced with better burn characteristics then stock 87 cc E heads

Part # SPE172 $2500 pair - 72cc chamber

Part # SPE190 $2600 pair - 90cc chamber

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CNC PORTED Race Edelbrock Heads

These heads are for solid or hydraulic flat tappet or Hydraulic roller cams under .700 lift

features:

-Fully CNC ported intake and exhaust ports

-CNC ported to flow 330cfm @ .700" lift @ 28"

-235cc intake runner volume

-Ferrea 6000 series race valve with multi angle cuts for better off the seat flow

-High flowing multi angle Serdi valve job

-Precision honed guides

-Viton seals on intake and exhaust guides, for the best oil control available

-Chrome moly retainers with 10 degree locks

-Drilled/clearanced for 1.65 rockers

-Improved oil drainback

-Flow chart

-ARP 7/16" rocker studs

-ALL valve springs are tested and set ALL installed heights individually set

-90 cc chambers are CNC produced with better burn characteristics then stock 87 cc E heads

Part # SPE272 $2600 pair - 72cc chamber

Part # SPE290 $2700 pair - 90cc chamber

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CNC PORTED Race Edelbrock Heads

These heads are for solid roller cams under .730 lift

features:

-Fully CNC ported intake and exhaust ports

-CNC ported to flow 330cfm @ .700" lift @ 28"

-235cc intake runner volume

-Ferrea 6000 series race valve with multi angle cuts for better off the seat flow

-High flowing multi angle Serdi valve job

-Precision honed guides

-Viton seals on intake and exhaust guides, for the best oil control available

-Chrome moly retainers with 10 degree locks

-Drilled/clearanced for 1.65 rockers

-Improved oil drainback

-Flow chart

-ARP 7/16" rocker studs

-ALL valve springs are tested and set ALL installed heights individually set

-90 cc chambers are CNC produced with better burn characteristics then stock 87 cc E heads

Part # SPE372 $2700 pair - 72cc chamber

Part # SPE390 $2800 pair - 90cc chamber

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CNC PORTED Offset Shaft Rocker Race Heads 360cfm or 370cfm

These heads are for solid roller cams under .750 lift

features:

-Fully CNC ported intake and exhaust ports

-CNC ported to flow 370cfm @ .750" lift @ 28"

-267cc intake runner volume

-Welded and CNC machined heart shaped combustion chambers (heart shaped only on the 72cc heads)

-Capable of producing 900 N/A HP

-High velocity port design with more flow at all valve lifts

-Ferrea 6000 series race valves 2.250" intake (for large bore engines 370 cfm heads), or 2.190" (for small bore engines) custom tulip shaped, severe duty 1.740" exhaust valves with multi angle cuts for better off the seat flow

-High flowing multi angle Serdi valve job

-Precision honed guides

-Viton seals on intake and exhaust guides, for the best oil control available

-Titanium retainers with 10 degree locks, spring cups

-Drilled/clearanced for offset rockers

-9/16" dia. pushrod holes to allow for 3/8" pushrods

-Improved oil drainback

-Flow chart

-ALL valve springs are tested and set ALL installed heights individually set

-90 cc chambers are CNC produced with better burn characteristics then stock 87 cc E heads

Part # SPE472 $3400 pair (2.250 valve) - 72cc chamber

Part # SPE472S $3400 pair (2.190 valve) - 72cc chamber

Part # SPE490 $3400 pair (2.250 valve) - 90cc chamber

Part # SPE490S $3400 pair (2.190 valve) - 90cc chamber

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Wide Port Heads requires .500" offset shaft rockers

Crower HD stainless rocker shaft system - complete set $1100 - ready to install

.180" offset Crower lifters - see lifter page

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