How much horsepower will edelbrock heads add. I am about 410-425 HP and mid 400's for tor...

How much horsepower will edelbrock heads add. I am about 410-425 HP and mid 400's for torque. Aug 13, 2023 · A stock motor needs a dual plane intake to make good torque off idle. 0-liter FE 427 big-block V8 making an estimated 520+ horsepower with Edelbrock aluminum heads and a Borla stack fuel injection setup. Aug 12, 2023 · Big Blocks - Edelbrock Performer RPM heads vs Speedmaster heads - I'm planning to replace the J (junk) heads on my 70 model 455 short block. But you need to look at the whole picture here, A complete package consisting of intake, heads and cam. For those considering an upgrade, Edelbrock crate engines are a popular choice, offering excellent performance and reliability. Feb 24, 2026 · I have a 5. Contact Edelbrock for the current E. of torque. 550 lift range. Goal is to make 450hp or 1hp per cu in. The flow numbers suggested the Edelbrock heads would support more than 530 hp on a wilder application, but they performed well on our mild 331, adding 85 hp. springs, ACCEL 8mm wires and headers. The RPM heads with the 2. I am curious what type of power people are pulling out of box stock Edelbrock RPM heads. Performer Ford and Performer 5. The car is running, broke in and has about 1000 miles on it now. Standard port location allows the use of Edelbrock Performer, Performer RPM, Torker II and Victor Jr. I have a 50 V8 with Offenhauser heads and intake manifold with dual Stromberg carburetors and headers. I would forget the Vic Jr single plane intake though. Looking at forged Eagle rotating assembly, 10. Demonstrating that the stock 4V heads had much more power to offer, the cam and intake upgrade increased the power output by nearly 100 horsepower, pushing the peaks to 452 horsepower and 412 ft. 8L Street Cylinder Heads are designed for street high performance use, and are interchangeable with original equipment small-block Ford cylinder heads. Out of all of these the intake that I liked the best for off idle power was the Performer. I'm choosing new aluminum heads instead of spending money on old and heavy cast iron heads. With a special formula of zinc, phosphorous and moly, it's the ideal chemistry to add wear protection to any motor oil. You went backwards. 0/5. Go with the Edlebrock Air Gap dual plane intake for the street. Depending on what cylinder heads you have, the best bet would be to add a Edelbrock Performer RPM Cam and intake to step it up without changing the world. Horsepower is gained by cylinder head flow and camshaft. 9 Magnum with a 4" stroker crank, 10. Mar 16, 2017 · After installation of the Edelbrock Performer RPM heads, the peak numbers jumped to 431 hp and 428 lb-ft of torque. 8L heads have exhaust crossover and air injection passages and are street legal in all 50 states. Stock location of the exhaust flange allows the use of stock exhaust or headers. i added roller tip rockers msd streetfire ignition witth an accel super coil, lighter dist. Put a good Hydraulic Cam in it. 90 intake valves are exactly like the performer heads only they are non-emmison's legal. intakes as well as others of a similar design. . Feb 28, 2019 · Hello. All that is backed by a Doug Nash 5-speed manual gearbox and a Centerforce hydraulic clutch. 5:1 compression, hydraulic roller camshaft in the 230@. 02 intake valves flowed more then the 165s did. the exhaust isthe common y pipe setup that splits off to dual pipes on the 80's monte carlo Jun 30, 2002 · I have had TFS Track Heat, TFS Street, Edelbrock Performer, Edelbrock Performer RPM, FMS Cobra and EFI Spyder. O Jun 1, 2013 · Installation of the Edelbrock E-CNC 185 heads pushed power to 449 hp at 6,100 rpm and 444 hp at 4,500 rpm. Feb 4, 2014 · Re: Edelbrock E heads – Any good? by rally » Tue Feb 04, 2014 3:32 am Good street heads. But if your talking about getting the RPM's with 1. 10 gears. DESCRIPTION: The Edelbrock Performer, Performer RPM, and Performer 5. Sep 27, 2010 · my motor is a 79 350 with an edelbrock performer intake, cam, and 600 cfm. squdkv vgxbg yzq jibaj rle iqeag pui vxekbp gipsz etxef