Is there a 454 tall deck?

GM tall deck engines were 366 and 427 only, no 454 tall deck.

When did GMC 366 / 427 tall deck engines come out?

Here’s a picture of my 1979 GMC with a 427 I bought new in 1978, before they started putting the smog pumps on starting Jan 1 1979. It’s all orginal even the tarp. The 366’s have an adapter plate between the block and the truck bellhousing. the adapter would bolt on to a 454.

Which is better a 366 or a 427 GM engine?

The 427 will give a lot more hp. you will climb the hill two gears higher than a 366. I’m thinking you can still get a new GM engine and they not as pricey as you might think. Here’s a picture of my 1979 GMC with a 427 I bought new in 1978, before they started putting the smog pumps on starting Jan 1 1979. It’s all orginal even the tarp.

Is there a 427 talldeck GM Targetmaster engine?

There is a 427 talldeck GM Targetmaster engine for sale here in the local free trader. Says it has 6,000 miles on it. If you want I can send you the number.

How to build a tall deck 427 based big block?

4.25 stroke + 6.385 rods + off-the-shelf 454 normal-pin-height pistons + steel shim head gasket. Deck the block .020 to .030 to bring the piston closer to the top. You can use a composition head gasket; but you need to take more off the deck. If you can find a set of 6.405 rods; they were built to do this.

Can you drive a 427 tall deck Stroker?

Alright guys so a few weeks ago I traded some time to a guy to a tall deck 427 engine. I plan to put it in my truck mainly as a pull truck but I drive it on the road on occasion.

What kind of engine did Chevy 427 have?

A bit of research revealed that those pistons were intended for a 427 big-block with 12.5:1 compression and open chamber heads. Things were starting to look pretty interesting, so we flipped the engine over and popped the pan.