• Catalog
• Instructions & Tech Articles
• Dyno Build-ups & Tests
• Customer Rides
• Dealer Locator
• Customer Service

Find Your Part: Search OR

Return to Parts List Category : B- Small Block Dodge Magnum : Cylinder Heads EDE 61779 SB MAG RPM 58CC HEAD W/ FLT TPT SPRINGS SINGLE 58CC ASSEMBLED MAGNUM RPM HEAD $1156.50 Single aluminum head assembled with springs suitable for a small flat tappet hydraulic cam, locks, retainers & seals. This stock out of the box head can support up to 480HP with a good engine combination. This part number and price is for a single assembled head. Designed for 1992 and later 5.2L (318ci) and 1993 and later 5.9L (360ci) Chrysler Magnum V8s Substantial performance improvements for street/strip and off-road performance use Easy bolt-on upgrade for these modern engines with substantial out-of-the-box performance gains Stock Magnum intake and exhaust flange and port locations make this an ideal choice for use with stock equipment as well as the new RPM Air-Gap manifold, #5307 176cc intake ports and 75cc exhaust ports with 58cc combustion chambers for a slight increase in compression over the factory heads 2.02" intake and 1.60" exhaust valves with 11/32" stems offer more flow than stock and they accept adjustable, aftermarket rocker arms Sold out of the box or with the legendary Hughes Porting options for ultimate performance When using these heads with a flat tappet cam it will require that the pushrod tunnels be clearanced. We can do this for an additional charge of $40. If you need this done please make a note in the comment section when you place your order and we will contact you. Cylinder Head Specifications: Combustion chamber volume: 58cc Intake runner volume: 176cc Exhaust runner volume: 75cc Intake valve diameter: 2.02" Exhaust valve diameter: 1.60" Valve stem diameter: 11/32" Valve guides: Manganese bronze Deck thickness: 5/8" Valve spring diameter: 1.46" Valve spring maximum lift: .580" Rocker stud: 3/8" Guideplate: Hardended steel Pushrod diameter: 5/16" Valve angle: 18° Exhaust port location: Stock Spark plug fitment: 14mm x 3/4 reach, gasket seat Installation instructions for these heads can be found at this link. Installation Instructions     Related Parts: FEL 1008 Fel Pro Racing Gasket .039" x 4.180"  ARP 144-3605  Magnum Head Bolt Kit           ARP 144-4203  Magnum Head 12pt. Stud Kit    1560 Rocker Arm Kit  1540 Jomar Rocker Arm Stud Girdle Kit