The "Vortec" engine is almost the same as an old school SBC, all things being such, the push rods are a little different for the OEM roller cams.
The stock horsepower for a 1985 Ford 5.8-liter HO (High Output) engine is approximately 210 horsepower. This engine, commonly found in models like the Ford Mustang, was designed for performance and featured enhancements over the standard 5.8-liter engine. It was part of Ford's push to offer more powerful options during the mid-1980s.
In a Pontiac Grand Am with a 3.4-liter V6 engine, the short push rods are used for the intake valves, while the long push rods are designated for the exhaust valves. When reassembling the engine, it's crucial to ensure that each push rod is placed in its correct position to maintain proper valve operation. Always refer to a service manual for detailed specifications and diagrams to avoid any mistakes.
i wouldn't do it the vortec heads will have a diffrent port for the intake and intake mounting so you would need to replace the whole top end and in the big motors you can run into push rod angle problems but prolly not in a 78 easiest way to get the power you want is to put aluminum heads on or a power package from edelbrock, weiand, world, summit, jegs, or anyother major company
Keeping the plug wire out of the way, Start the engine. In a few minutes the engine pressure should push out the porcelain center from the plug. At this point you can use a tool called an easy out to remove the threaded part of the plug.
An increase in demand for the company's stock
An increase in demand for the company's stock
with one hand spin the push rod with other hand use a ratchet to tighten retainer nut when you feel the push rod start to get tight no up and down movement center ratchet handle facing the intake and go 1/2 to full turn to set the push rod in lifter if the engine is not a fresh rebuild allow 5 min for the oil to drain out of lifter adjusted then check if it feels loose go another 1/4 turn
To install 305 heads on a stock 350 Chevy engine, you typically need push rods that are approximately 7.8 inches long. However, it's essential to verify the specific geometry of your engine setup, as variations in components can affect the required push rod length. Always check with a mechanic or engine builder to ensure proper fitment and performance.
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In 1994 they started putting the vortec motor in the Blazer and the push button transfer case. Most of the body panels are the same.
It's not really about what rockers you run. If you have guide plates, you need hardened push rods.
6-8 on stock 3.8 pulley. max is about 15-17.