What is the difference between a 302 and a 289 engine?
The Tunnel Port 302 cylinder heads feature 2.12" intake and 1.54" exhaust valves. By comparison, the 289 High Performance engine used 1.78" intake and 1.44" exhaust. These large valves completely filled the wedge shaped combustion chamber. The exhaust ports were larger than normal 289 & 302 heads.
What did Ford do with the 302's?
Ford was looking for a higher output small block though. The first attempt with the 302 was the "tunnel port". Copied from the 427 NASCAR heads, the intake push rods ran through a small tube in the head, surrounded by huge intake ports and valves. The motors were used in the Trans Am/Series II racing with mild success.
How big are the intake and exhaust valves on a 302?
These round intake ports were 3.8 sq. in. in area at the intake manifold face. The Tunnel Port 302 cylinder heads feature 2.12" intake and 1.54" exhaust valves. By comparison, the 289 High Performance engine used 1.78" intake and 1.44" exhaust. These large valves completely filled the wedge shaped combustion chamber.
What size carb for a stock 302?
For a ball park figure a 600 cfm with vacuum secondaries on a 302 modified without power adders is a pretty solid choice, if it is a stock engine then a smaller carb will give better performance on the street like 450-470 cfm. Too big of a carb is worse than too small of a carb. My 2 cts. Good Luck. I run a 480cfm Autolite on my stock 302.
How do you do a compression test on a 302?
1:2328:27FORD 302 CLEVELAND WET AND DRY COMPRESSION TESTYouTubeStart of suggested clipEnd of suggested clipAnd socket II something firm with your hands. So that it straight on the pod no sideways movementMoreAnd socket II something firm with your hands. So that it straight on the pod no sideways movement and you give these a beautiful slow.
How much horsepower does a 5.0 liter 302 engine have?
401 hp5.0L Stock vs. Typical of carbureted applications, the 302 produced slightly more peak power and less torque than the EFI version, with peaks of 401 hp and 370 lb-ft. The Dart heads were capable of supporting a great deal more power, but the limitation was the displacement, cam timing, and intake manifold.
How much horsepower does a 1970 Ford 302 have?
The 302 V-8 is rated at 290 horsepower, which only hints at what really is buried in there. Only a four-speed gearbox can be had on a Boss 302, but there are two different gear sets possible and one is better than the other for street driving.
Is a 302 a powerful engine?
The 302 is a great engine if you are looking for one that will be able to last a long time and give you a good amount of power. The high production numbers make them easy to work on and there are a lot of spare parts out there if you need them as well.
How do you build a Ford 302 high performance?
1:2718:04Ford 302 Small Block Becomes A 400+ HP Street Fighter - YouTubeYouTubeStart of suggested clipEnd of suggested clipWe discovered the ultimate build-up of a 302. And we stroked one to 347 cubic inches. We squeezedMoreWe discovered the ultimate build-up of a 302. And we stroked one to 347 cubic inches. We squeezed 518 horsepower out of this little monster.
How much HP can you get out of a Ford 302?
Standard Ford 289 and 302 small-blocks were factory-rated between 200 and 230 hp. The vaunted 289 High-Performance engine was said to make 271 hp. Today, if a 302 Ford makes 360 hp on pump gas with a hydraulic cam, most experts consider it to be a pretty good motor-at least until Joe Sherman steps up to the plate.
What year 302 had most horsepower?
The most powerful variant of the 5.0 HO came in the 1993 Ford Mustang SVT Cobra, with an impressive 235 horsepower rating. The use of the 5.0/302 V8 in production vehicles ended with the model year 2001 Ford Explorer. The final variant in the explorer had 215 horsepower.
How much horsepower does a carbureted 302 have?
302 / 375 HP Carbureted Engine.
How much horsepower does a 1969 Boss 302 have?
1969 Ford Mustang Boss 302 SpecificationsEngine302 Ci V8Horsepower290 horsepowerTorque290 lb-ft0-60 MPH6.9 secQuarter Mile Time14.6 sec.3 more rows
How do you get a 400 horsepower out of a 302?
0:4815:42HOW TO: 400-HP SBF POWER COMBOS - YouTubeYouTubeStart of suggested clipEnd of suggested clipOr you know a 393 or 408 it's a lot easier obviously to make 400 horsepower. But on a 302. We haveMoreOr you know a 393 or 408 it's a lot easier obviously to make 400 horsepower. But on a 302. We have to you know be a little tricky on what we're doing.
How much horsepower does a 302 crate engine have?
The Ford Racing Boss 302 crate engine offers the same 444 horsepower that is found in the modern Boss 302 Mustang but the extra 32 horsepower isn't the only feature that separates the Boss from the non-Boss 5.0s.
How do I add horsepower to my Ford 302?
1:0817:58Low Cost, Higher Power: Building A Ford 302 - Horsepower S14, E11YouTubeStart of suggested clipEnd of suggested clipNow with the new box upside down bolt up the kit's lower bracket with a bumper attached. ThenMoreNow with the new box upside down bolt up the kit's lower bracket with a bumper attached. Then install the factory scoop into the new. Box. There's ground lug on the driver's.
How much horsepower does a carbureted 302 have?
302 / 375 HP Carbureted Engine.
How much HP does a 5.0 have?
5.0-liter V8 with 480 horsepower and 420 pound-feet of torque.
How many horsepower is a 5.0 engine?
5.0L Ti-VCT V8 395 HP.
Is the Ford 5.0 V8 a good engine?
Introduced in the 12th generation F-150, the 5.0 Engine has been a solid engine option for owners. Dubbed the “Coyote,” the 5.0 engine is praised for its power, reliability, and overall ease of ownership.
When was the 302 engine introduced?
The 302 engine was introduced in 1968. That year a high performance 302 was not offered in the production cars. Ford was looking for a higher output small block though. The first attempt with the 302 was the "tunnel port". Copied from the 427 NASCAR heads, the intake push rods ran through a small tube in the head, ...
When did Ford start developing the Boss 302?
This effort would lead to development of the Boss 302 in 1969. It was also during this development time that the famous Ford "tunnel port head" came about.
What type of heads did the Boss 302 have?
The real magic of the Boss engines came from the canted-valve Cleveland cylinder heads. While the Boss 302 was normally considered a 302 with 351 Cleveland heads, these canted-valve heads were used first on the Boss before the rest of the Cleveland was developed.
How many engines were used in 1968 Trans Am?
SCCA rules required 1,000 engines in production for 1968 Trans Am homologation. As used in Trans Am competition the engines produced approximately 420 bhp with an 8,500 rpm redline. You have to finish races to win them, though. The tunnel port engines just didn't have lasting power.
What was the Boss 302?
The Boss 302 was a close as you could come to buying a racing engine in a street car. Tunnel Port 302. After winning the Manufacturers Trophy in 1966 & 1967, the Ford team had some stronger competition for 1968. Chevrolet was about to get involved in a very big way.
What is a Ford tunnel port?
The Ford tunnel-port design runs the pushrod through the center of a round intake port, within a thin wall tube. The ports flow better due to their round shape and straight path. This design was first used on the 427, and then in 1968 on a special 302.