Is the chevy 454 a good engine for rv?
The 454 is probably second in line to the 350 as one of the most successful engines produced by GM. It has a wide range of capabilities and I believe it is an excellent platform for the Airstream Motorhome.
Is a 454 A big block?
Chevrolet Performance’s 454 HO crate engine is a Big-Block bargain – an affordable engine with performance specs that will make you think it’s 1970 all over again.
How long do Chevy 454 last?
Engines older than 1997 need oil with zddp. Newer engines don’t need it so most oil dosn’t have it. 454 will run 200k with the right oil.
How much horsepower can you get out of a 454 Chevy engine?
In staying with the standard bore/stroke combination of 4.25/4 inches, however, it is not uncommon to yield power outputs of greater than 650 horsepower from the 454 in race engine configurations.
When did Chevy stop making the 454 engine?
The Chevrolet 454 was eliminated from most passenger cars by 1975 but remained a viable powerplant in heavy-duty Chevrolet trucks through 1996.
How much horsepower can you get out of a 454?
How much HP can a 454 block handle?
As for big block Chevy a factory 2 bolt 454/427/402 block with out large over bores will easily and safely handle 700+hp/torque, and never discount the cast cranks As I have seen 600-700 hp on cast cranks, they just dont like shock loading quite as much as sbc will take,,tend to have reliability issues.
How much is a Chevy 454 engine worth?
It really depends on how much comes with the engine. If you don’t already have a big block then you need all the brackets for the alternator etc. Around here typical bare engines are in the $1000-$1500 range.
How much does it cost to rebuild a 454 engine?
Engine only to rebuild including no labor to remove & replace or related parts is about $3000.00 on up depending on exactly what you want, this does include the oil pump as no rebuilt engine will not include one. total job will be $6000.00 plus.
How much is a 454 big block worth?
What’s the problem with my GM 454 engine?
I have a 1984 Itasca SunFlyer with the GM 454 engine that has heavy duty spark plug boots and wires. My problem with the hot engine has been vapor lock and hot starter problems. The vapor lock problem has taken a winter holiday.
What kind of engine does a Chevy 454 have?
The Chevy 454 first hit the market in the 1970s. The 454 is a big-block carbureted engine found in most older model Chevrolet cars and trucks. The engine uses eight cylinders to provide high-end torque and speeds. The combination of larger bore and eight cylinders equates to very poor gas mileage.
Can a 454 be installed in a motorhome?
The 454 installed in motorhomes cannot disappate enough heat leading to overheating climbing grades, hot weather, hauling or just when it seemed like it wanted to! Cracked exhaust headers are way common due to this.
What should the idle RPM be on a Chevy 454 Eng?
You want the idle to be around 800 to 900 rpm with the vehicle in park and around 700 rpm with the vehicle in neutral. Monitor your tachometer while adjusting. Adjust the idle by sound if you do not have a tachometer. Listen for the engine rpm to drop until just before it starts to sputter.
Is the GM 454 a good gas engine?
The GM 454 (7.4) is a great engine. The basic engine is a real workhorse. The following is just my opinion. I feel that any coach up to 34′ is just about the max for a gas engine. 37′ might be a little too much for the 454.
Are there any problems with my 454 c.i.engine?
The only problem I’ve had with mine is a small power steering fluid leak, which I plan on fixing this winter. Actually, the formula for descending any grade is to downshift until you find a gear that will hold your speed in EQUILIBRIUM– you are neither accelerating nor decelerating WITHOUT USING YOUR SERVICE BRAKES (brake pedal).
Is there an ECM on a 1993 GM 454?
There is No true ECM on the 1993 454. There is a mechanical advance spring set up under the distributor cap. Also, unless the engine system has been updated; there is a vacuum advance unit attached to the metal base under the cap. The top item is to replace ALL the vacuum lines.
Where are the plugs on a GM 454?
One needs to remover the Cap and the rotor to get a good look at at things, just be real careful not to pull off any of the plug wires if your not real familiar with the firing order of the cap connections. Then connect a section of vacuum hose to the vacuum assemble, located on the passengers side, right side of the distributor.
