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Edelbrock Power Package Top End Kit Performer RPM Oldsmobile 1965-1976 400-500 Big Block V8 450+ Hp

SKU: EDE2058

Top End Kits

EDE Power Package...

Edelbrock Power Package Top End Kit Performer RPM Oldsmobile 1965-1976 400-500 Big Block V8 450+ Hp

SKU: EDE2058

Top End Kits

EDE Power Package...

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A$7,491.78 A$9,138.65
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Description

Edelbrock part #2058 Performer RPM Top End Kit is designed for 1965-76 Big-Block Oldsmobile 400-500 c.i.d. V-8 engines. This Top End Kit produced 450 HP & 541 TQ on a 455 c.i.d engine with 9.5:1 compression. The kit delivers improved performance in street applications from 1,500 to 6,500 rpm range. This kit includes an RPM intake manifold, Performer RPM cylinder heads, hydraulic cam and lifters, timing chain complete bolt kits and an Edelbrock gasket set. To get great performance out of any engine, all of the components must work together. For over 30 years, the Edelbrock Total Power Package system has solved the parts matching puzzle for many street performance enthusiasts. With the introduction our Power Package Top End Kits, now you can get the best Edelbrock performance in-one-box, under one part number with "no guesswork" involved.

Product Overview

Edelbrock part #2058 Performer RPM Top End Kit is designed for 1965-76 Big-Block Oldsmobile 400-500 c.i.d. V-8 engines. This Top End Kit produced 450 HP & 541 TQ on a 455 c.i.d engine with 9.5:1 compression. The kit delivers improved performance in street applications from 1,500 to 6,500 rpm range. This kit includes an RPM intake manifold, Performer RPM cylinder heads, hydraulic cam and lifters, timing chain complete bolt kits and an Edelbrock gasket set. To get great performance out of any engine, all of the components must work together. For over 30 years, the Edelbrock Total Power Package system has solved the parts matching puzzle for many street performance enthusiasts. With the introduction our Power Package Top End Kits, now you can get the best Edelbrock performance in-one-box, under one part number with "no guesswork" involved.


Features and Benefits

  • Includes Almost Everything You Need

Product Details

Cylinder Head Port Shape:Rectangular
Description:Power Package Top End Kit
Engine Make/Size:Chevy Big Block (396-502)
Family:Performer RPM
Finish:Satin
Gasket Material:MP-IIN Micropore
Grade Type:Performance
Horsepower:Possible 450
Minimum Torque:Possible 541
Part Number:ede2058
RGL:WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Series:Performer RPM
WARNING CA Proposition 65 Message:WARNING: This product can expose you to Lead; which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information; visit www.P65warnings.ca.gov.
WARNING CA Proposition 65:Yes

Application Summary

Oldsmobile:Big-Block:400 (6.6L)/425 (7.0L)/455 (7.5L)

Part Type

Engine Top End Kit

Data: v4.2 - Upd: 2026-10-17 20:11:13

Features

  • Includes Almost Everything You Need

Specifications

Product Attributes - Brand
Edelbrock
Product Attributes - Manufacturer's Part Number
2058
Product Attributes - Part Type
Top End Kits
Product Attributes - Product Line
Edelbrock Total Power Package 450 HP Big Block Olds Top-End Engine Kits
Product Attributes - UPC
085347020584
Product Attributes - Cylinder Heads Included
Yes
Product Attributes - Camshaft Included
Yes
Product Attributes - Camshaft Type
Hydraulic Flat Tappet
Product Attributes - Duration at 050 inch Lift
224 int./234 exh.
Product Attributes - Advertised Duration
290 int./300 exh.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.496 int./0.520 exh.
Product Attributes - Intake Manifold Included
Yes
Product Attributes - Fuel Delivery Style
Carbureted
Product Attributes - Carburetor Included
No
Product Attributes - Throttle Body Included
No
Product Attributes - Fuel Rails Included
No
Product Attributes - Fuel Injectors Included
No
Product Attributes - Intake Material
Aluminum
Product Attributes - Intake Color
Natural
Product Attributes - Intake Style
Dual plane
Product Attributes - Intake Manifold Name
Edelbrock Performer RPM Air Gap
Product Attributes - Carburetor Flange
Square bore
Product Attributes - Timing Chain and Gears Included
Yes
Product Attributes - Lifters Included
Yes
Product Attributes - Gaskets Included
Yes
Product Attributes - Cylinder Head Style
Assembled
Product Attributes - Cylinder Head Material
Cast aluminum
Product Attributes - Cylinder Head Color
Natural
Product Attributes - Combustion Chamber Volume (cc)
77
Product Attributes - CNC-Machined Combustion Chamber
No
Product Attributes - Intake Runner Volume (cc)
188cc
Product Attributes - Exhaust Runner Volume (cc)
106cc
Product Attributes - CNC-Machined Intake Runner
No
Product Attributes - CNC-Machined Exhaust Runner
No
Product Attributes - Intake Port Location
Standard
Product Attributes - Intake Port Shape
Rectangular
Product Attributes - Exhaust Port Shape
Square
Product Attributes - Exhaust Port Location
Standard
Product Attributes - Spark Plug Style
Angle
Product Attributes - Intake Valves Included
Yes
Product Attributes - Intake Valve Diameter (in.)
2.072 in.
Product Attributes - Exhaust Valves Included
Yes
Product Attributes - Exhaust Valve Diameter (in.)
1.680 in.
Product Attributes - Intake Valve Angle
6
Product Attributes - Valve Springs Included
Yes
Product Attributes - Outside Diameter of Outer Spring (in.)
1.460 in.
Product Attributes - Damper Spring Included
Yes
Product Attributes - Number of Springs Per Valve
Single
Product Attributes - Retainers Included
Yes
Product Attributes - Retainer Material
Steel
Product Attributes - Locks Included
Yes
Product Attributes - Lock Style
7 degree
Product Attributes - Valve Stem Seals Included
Yes
Product Attributes - Valve Stem Seal Style
Positive stop
Product Attributes - Valve Stem Seal Material
Viton®
Product Attributes - Rocker Arms Included
No
Product Attributes - Rocker Arm Studs Included
Yes
Product Attributes - Rocker Arm Nuts Included
No
Product Attributes - Rocker Arm Nut Thread Size
7/16 in.-20
Product Attributes - Guideplates Included
Yes
Product Attributes - Guideplate Pushrod Size
3/8 in.
Product Attributes - Pushrods Included
No
Product Attributes - Valve Covers Included
No
Product Attributes - Valve Cover Mounting Style
Perimeter bolt
Product Attributes - Accessory Bolt Holes Drilled
Yes
Product Attributes - Valve Guides Included
Yes
Product Attributes - Valve Guide Material
Manganese bronze
Product Attributes - Valve Seats Machined
Yes
Product Attributes - Valve Seat Machine Style
3-angle
Product Attributes - Valve Seat Material
Ductile iron
Product Attributes - Steam Holes Drilled
No
Product Attributes - Oiling Style
Through pushrod
Product Attributes - Machined for O-Ring
No
Product Attributes - Heat Crossover
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Aftermarket 7/16 in. stud rocker arms and 3/8 in. hardened pushrods required. Head bolt holes drilled for stock 7/16 in. bolts.

Reference Information

Brand Name/s Edelbrock
StreetFX SKU ede2058
SFX Item ID 4236773
Supplier Item Code 4236773
Manufacturer SKU 2058
Manufacturer UPC 85347020584
Alternative References EDB2058, EDL-2058

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Compatibility

Oldsmobile:Big-Block:400 (6.6L)/425 (7.0L)/455 (7.5L)

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