Made in USA
E-TEC 170 Aluminum Cylinder Head for Small Block Chevy Bare
Product Discontinued
EDELBROCKPART NUMBER: 350-60959

E-TEC 170 Aluminum Cylinder Head for Small Block Chevy Bare

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This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

E-TEC 170 Aluminum Cylinder Heads
  • Small Block Chevy 302-400ci
  • Port Volumes: 170cc/70cc
  • Combustion Chamber Size: 64cc
  • Bare Head, Sold Individually

    Feature 170cc Vortec-shaped intake and 65cc exhaust ports. Flow 20% more on the exhaust side than cast iron Vortec heads and produce power up to 6000 RPM. 64cc combustion chamber gives about 9.5:1 compression ratio with stock pistons in a 350.

    Technical Notes:
  • Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.
  • Requires hardened pushrods. Recommend Edelbrock 350-9629 for flat tappet cams only
  • If using stock rockers, use .100" longer than stock pushrods.
  • Can not be used on engines with less than a 4" bore except with cams having less than .450" lift.
  • Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using.
  • E-Tec 170 heads are 50-state street legal

Since founder Vic Edelbrock Sr. began building performance intake manifolds in 1938, Edelbrock has grown into one of the most trusted names in American high-performance parts, from carburetors and intake manifolds to cylinder heads, crate engines, and EFI systems. JEGS has spent decades supplying Edelbrock components to racers, engine builders, and street enthusiasts, backing this extensive lineup with in-house technical support, fast shipping, and a Price Match Guarantee so you can choose proven Edelbrock parts with confidence.

Engineered to greatly increase performance and efficiency, E-TEC heads fit Small Block Chevy 302-400ci engines with ''Vortec'' style intake manifolds. These powerful heads incorporate Edelbrock's high-quench combustion chamber which promotes a more uniform atomization of the air/fuel mixture for more power. Spark plugs have been positioned closer to the center of the cylinder for more efficient combustion. Swirl-polished stainless steel valves provide maximum flow. They accept center bolt or standard valve covers, work with most stock exhaust manifolds and have intake and exhaust ports that are .200'' taller than typical Small Block Chevy heads. Match these heads with an Edelbrock Vortec intake manifold for the best results.

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E-Tec heads are dual-drilled and will accept 1987-95 centerbolt and/or 1986 & prior perimeter flange mount valve covers and most stock exhaust manifolds.

Performer RPM E-TEC 170

  • 20% more exhaust flow than cast iron Vortec heads, good power up to 6,000 RPM
  • 64cc combustion chambers produce 9.5:1 compression with stock pistons on a 350ci engine
  • E-Tec 170 heads are 50-state street legal, E.O. Number D-215-49Performer RPM E-TEC 200
  • Outflow similar aluminum heads by 10% on the intake and 17% on the exhaust side
  • Make power up to 6,500 RPM
  • 64cc combustion chambers produce 10.2:1 compression with flat-top pistons in 350ci engines
  • CARB E.O. number pending
    Performer RPM E-TEC Aluminum Cylinder Head Specifications
    Performer RPM E-Tec:170200
    Combustion Chamber Volume64cc
    *Intake Runner Volume170cc200cc
    *Exhaust Runner Volume70cc80cc
    *Intake Valve Diameter1.94"2.02"
    *Exhaust Valve Diameter1.55"1.60"
    Valve Stem Diameter11/32"
    Valve GuidesManganese Bronze
    Deck Thickness5/8"
    Valve Spring Diameter1.46"
    Valve Spring Maximum Lift0.575"
    Rocker Stud3/8"
    GuideplateHardened Steel
    Pushrod Diameter5/16"
    Valve Angle23°
    Exhaust Port LocationStock
    Spark Plug Fitment14mm x 3/4" reach, gasket seat
    Made InUSA
    *Differences Between The 170 & 200 Heads
Part TypeCylinder Head
Product LineEdelbrock E-TEC Aluminum Cylinder Heads for Small Block Chevy
BrandEDELBROCK
Package Height8.6
Package Width11.1
Package Length26.1
Weight26.45 PG
Part CategoryPerformance Parts
Cylinder Head MaterialAluminum
Intake Port LocationStandard
Emission50 State Legal
Exhaust Valves IncludedNo
Locks IncludedNo
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedNo
Guideplates IncludedNo
Rocker Arms IncludedNo
Oiling StyleThrough pushrod
Rocker Arm Nuts IncludedNo
Cylinder Head FinishNatural
Valve Seats MachinedNo
Intake Valve Angle23
Valve Seat MaterialPowdered metal
Heat CrossoverYes
FinishCast Aluminum
Valve Springs IncludedNo
Spark Plug StyleStraight
UsageStreet/Performance
Damper Spring IncludedNo
Valve Guides IncludedYes
Cnc-Machined Intake RunnerNo
Intake Valves IncludedNo
QuantitySold individually
Cylinder Head TypeStandard
Valve Stem Seals IncludedNo
Intake Valve Diameter1.94 in (49.276 mm)
Accessory Bolt Holes DrilledYes
Exhaust Runner Volume (Cc)70
Exhaust Port LocationStandard
Valve Guide MaterialManganese bronze
TypeBare
Combustion Chamber Volume (Cc)64
Machined For O-RingNo
PreparationRequires Professional Preparation (Bare)
Steam Holes DrilledNo
Rocker Arm Studs IncludedNo
Cylinder Head StyleBare
Valve Cover Mounting StyleCenter and perimeter bolt
Intake Runner Volume (Cc)170
Cnc-Machined Exhaust RunnerNo
Cnc-Machined Combustion ChamberNo
Vendor Part Number60959
Package Qty1
Package TypeEA
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