![61039 Performer RPM Aluminum Cylinder Head for 1965-1976 Oldsmobile 350-403 ci [For Hydraulic Flat Tappet Camshaft]](https://www.jegs.com/images/mini_750/300/350/350-61039.jpg)
61039 Performer RPM Aluminum Cylinder Head for 1965-1976 Oldsmobile 350-403 ci [For Hydraulic Flat Tappet Camshaft]
Hydraulic Roller Camshaft
Edelbrock 61039 Features:
- For hydraulic flat tappet camshaft applications
- Refined bowl blending for improved flow output
- Compatible with factory-style mechanical fuel pumps
- Spark plug location angle is moved slightly towards the exhaust valve for better combustion
- Extra material is added above the intake port for, if necessary, machine work
Edelbrock 61039 Technical Specifications:
- Factory 6-degree valve angle
- High Flow Intake and Exhaust Ports
- Modern Chamber Design
- 3.9375 in. Min Bore
- Spark Plug Position optimized
- Helicoil inserts in the exhaust and rocker stud threaded holes
- Pre-counterbored head bolt holes for 1/2 in. diameter studs
- No heat crossover
- O.E. Position Intake Port Entry and Exhaust Port Exit
- Stud and Guide Plate Valvetrain System (OEM is Pedestal type)
- Added Material Above Intake Port
- Mechanical fuel pump clearance cut
Edelbrock 61039 Notes:
- Small Block Oldsmobile 350 thru 403 ci
- Can also be used on some low compression Big Block applications
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
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.
Street Performance Cylinder Heads
Edelbrock Performer RPM Aluminum Cylinder Heads for the Big Block Oldsmobile is the ideal upgrade for street-oriented hot rods and muscle cars. These cylinder heads have been redesigned from the previous version with improved combustion chambers, larger intake valves, and refined bowl blending for increased flow, efficiency, and power output. Each comes with pre-installed high-quality intake and exhaust valves and valve springs.
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