Engine Kits

Buick 400/430/455 Bare Performer RPM Cylinder Head
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Edelbrock

Buick 400/430/455 Bare Performer RPM Cylinder Head



Part #: 60039
List Price: $1,718.64
Our Price: $859.32
You Save: $859.32



Buick Performer RPM 400, 430 and 455 c.i.d., Aluminum, Cylinder Head, Bare (single) , 68cc Chamber, 215cc Intake Runner, Buick, 400/430/455, V8

Performer RPM Buick

Designed for 400, 430 and 455 c.i.d. Buick engines 
2.125" intake and 1.75" exhaust valves
68cc combustion chambers produce 9.2:1 compression ratio with stock pistons
Accepts widely available small-block Chevy adjustable rockers
High flow 130cc exhaust ports

Specifications
Combustion Chamber 68cc
Intake Runner Volume 215cc
Exhaust Runner Volume 130cc
Intake Valve 2.125-inch
Exhaust Valve 1.750-inch
Deck Thickness 5/8-inch
Valve Spring 1.550-inch O.D.

Up to .600" lift
Rocker Stud / Guideplate 3/8" / Hardened Steel
Sparkplug 14mm x 3/4", gasket seat

Flow Data tested @ 28" H20 (rated in CFM)
Valve Lift .100" .200" .300" .400" .500" .600"
Intake 68 127 190 241 274 273
Exhaust 58 108 150 173 173 190

Performance Results
Peak HP: 481 @ 5500 RPM
Peak Torque: 541 @ 4000 RPM
CID: 462 (+.030 455cid)
Bore x Stroke: 4.342" x 3.900"
Compression Ratio: 9.5:1
Camshaft:  
    Lift: .500" / .500"
    Duration @ .050: 242° / 250°
  
Engine RPM Corrected HP Corr. Torque
2500 221.7 465.7
3000 271.0 474.4
3500 327.2 491.0
4000 412.3 541.3
4500 446.9 521.6
5000 464.9 488.3
5500 481.2 459.5
6000 459.3 402.0
Accessory Bolt Holes Drilled Yes
Brand Edelbrock
CNC-Machined Combustion Chamber No
CNC-Machined Exhaust Runner No
CNC-Machined Intake Runner No
Combustion Chamber Volume (cc) 68
Cylinder Head Finish Natural
Cylinder Head Material Aluminum
Cylinder Head Style Bare
Damper Spring Included No
Exhaust Port Location Standard
Exhaust Port Shape Rectangular
Exhaust Runner Volume (cc) 130cc
Exhaust Valve Diameter (in) 1.740 in.
Exhaust Valves Included No
Guideplates Included No
Heat Crossover No
Intake Port Location Standard
Intake Runner Volume (cc) 215cc
Intake Valve Diameter (in) 2.125 in.
Intake Valves Included No
Locks Included No
Machined for O-Ring No
Oiling Style Through pushrod
Part Type Cylinder Heads
Product Line Edelbrock Performer RPM Cylinder Heads
Quantity Sold individually.
Retainers Included No
Rocker Arm Nuts Included No
Rocker Arm Studs Included No
Rocker Arms Included No
Steam Holes Drilled No
Valve Cover Mounting Style Perimeter bolt
Valve Guide Material Manganese bronze
Valve Guides Included Yes
Valve Seat Machine Style 3-angle
Valve Seat Material Ductile iron
Valve Seats Machined Yes
Valve Springs Included No
Valve Stem Seal Set Included No