Tag tire size

Estimating 0-60 mph times can be a bit tricky since it depends on several factors, including weight, traction, and tuning. However, with a well-tuned 1986 Ford F150 equipped with a 351 Windsor producing around 450 horsepower, a 4.10 gear ratio, and 31-inch tires, you’re likely looking at a 0-60 time in the ballpark of 6 to 7 seconds, assuming good traction and a proper launch.

Keep in mind that a lot of variables can affect this time:

1. Weight of the Truck: If you’ve got a lot of extra equipment or a heavy load, that will slow you down.

2. Tires: The type of tires you have can significantly affect grip and acceleration. Performance tires will give you a better launch than all-terrain ones.

3. Transmission Type: If you’re using a manual transmission, your shifting skill will play a big role in your acceleration. An automatic with a good torque converter can help you get off the line quicker.

4. Tuning and Fuel: Proper tuning and using high-octane fuel can help you maximize that horsepower, leading to better acceleration.

5. Launch Technique: How you launch the vehicle can impact your times. Too much wheel spin or launching without enough power can slow you down.

If you want real-world insights from other Bullnose owners, don’t forget to check out the Bullnose Ford subreddit at reddit.com/r/bullnoseford. Happy racing!

Fitting 33-inch tires on your 1983 F100 with a stock suspension is pushing the limits a bit more. While it’s not impossible, you’ll probably face some challenges.

Potential Issues with 33s

1. Rubbing: It’s very likely you’ll experience rubbing at full lock or when hitting bumps. This can happen on the fender wells and possibly on suspension components.

2. Trimming and Modifications: To avoid rubbing, you’ll probably need to trim the fender edges or modify the wheel wells. It might also require adjusting the suspension with a small lift for better clearance.

3. Performance Impact: The extra weight and size can noticeably affect handling, acceleration, and braking. It’s even more pronounced with a stock engine and the AOD transmission.

4. Gear Ratio: With 33s, your effective gear ratio changes significantly, which can reduce low-end torque and impact drivability, especially if your truck isn’t geared for it. You might consider a regear if performance drops off too much.

5. Speedometer Calibration: With larger tires, your speedometer will be off, and you’ll need to recalibrate it for accurate readings.

Recommendations

If you’re set on running 33s, consider a small lift kit to facilitate proper clearance. Alternatively, rolling or trimming the fender lips might suffice depending on how aggressively you drive.

For more ideas and setups others have tried, you might find useful discussions on the Bullnose Ford subreddit (reddit.com/r/bullnoseford) or potentially related videos on the Bullnose Garage channel. Always good to see what solutions other folks have come up with!

Going with 32-inch tires on your 1983 F100 at stock height is a bit more feasible than 33s, but still requires some consideration.

Fitting 32s

• Rubbing: You might still run into some minor rubbing issues, especially at full lock or when hitting a bump. This is less severe than with 33s, but something to watch out for.

• Minor Modifications: Depending on your specific truck and its suspension setup, you might get away with just minor adjustments, like possibly trimming the fender lips or adjusting the inner fender wells.

• Performance Impact: As with any tire size increase, expect some impact on performance — reduced acceleration, slight drops in fuel economy, and possibly more strain on your brakes.

• Gear Ratio Changes: The impact on your effective gear ratio is less dramatic than with 33s but still present, so keep an eye on how your truck feels, especially in terms of torque.

• Speedometer Adjustment: As with any tire size change, you’ll want to check your speedometer for accuracy and recalibrate if necessary.

Practical Steps

1. Check Wheel Backspacing: Ensure your wheels have the proper backspacing to help minimize rubbing. This adjustment can sometimes help fit larger tires without major mods.

2. Test Fit: If possible, try to test fit the tires before purchasing. This gives you a sense of clearance and any issues upfront.

If you decide on 32s and need more insights, the Bullnose Ford subreddit (reddit.com/r/bullnoseford) could be a source of firsthand experiences, and there might be related content over on the Bullnose Garage channel that could help guide your decision.

Retrofitting or upgrading the A/C system in your 1983 F100 can make a big difference in comfort, especially if you’re dealing with an older system or one that’s not functioning well. Let’s look at your options and what you need to consider.

Common Retrofit Options

1. R12 to R134a Conversion:

   • Overview: The original A/C systems in these trucks typically used R12 refrigerant, which is now obsolete and expensive. Converting to R134a is a common upgrade.
   • Components to Replace:
     • Compressor: Ensure it’s compatible with R134a or upgrade to a newer model.
     • Condenser: Consider a parallel flow condenser for better efficiency.
     • Drier/Accumulator: Always replace this component when opening the system.
     • Orifice Tube/Expansion Valve: Replace for optimal performance.
   • Seals and O-rings: Make sure all rubber components are compatible with R134a.

2. Vintage Air Systems:

   • Overview: Vintage Air offers complete aftermarket systems designed for classic vehicles. They provide modern A/C performance while integrating well with the original design.
   • Pros: More efficient cooling, modern reliability, and often cleaner installation.
   • Cons: Higher upfront cost and may require custom work for perfect fitment.

3. OEM Replacements:

   • Overview: If you’re keen on keeping things closer to original, you can replace the key components with OEM or equivalent parts designed for R12 but adapted for R134a.
   • Considerations: Availability can be an issue, as not all OEM parts are still in production.

Tips for a Successful Retrofit

• Flush the System: Before switching refrigerants, thoroughly flush the system to remove all traces of the old oil and refrigerant.

• Check for Leaks: Use a vacuum test to ensure there are no leaks before charging the system with the new refrigerant.

• Professional Help: If you’re not comfortable with A/C systems, consider having a professional do the retrofit. Proper handling of refrigerants is crucial for safety and legality.

• Resources: If you’re interested in a DIY approach, there may be a related video on the Bullnose Garage YouTube channel that walks through an A/C retrofit.

For more specific advice or shared experiences, the folks over on the Bullnose Ford subreddit (reddit.com/r/bullnoseford) might have some valuable insights. A/C work can be fiddly, but the comfort is worth it!

I specialize in the 1980–1986 Ford trucks, particularly the Bullnose generation. For advice on a Chevy C10, I recommend checking out forums or resources dedicated to that model. There are plenty of knowledgeable folks out there who can help with C10-specific questions. If you have any more questions about Bullnose Fords, feel free to ask!

Wow, you’ve got quite the setup on your ’86 F150! It sounds like a beast! With that combination of a 351W, performance headers, a tuned carb, and a beefy 5.13 gear ratio, you’ll definitely notice some serious power and torque.

Here are a few tips to help you get the most out of your setup:

1. Fine-tune Your Carburetor

Since you have a tuned 750 cfm four-barrel carb, make sure it’s jetted correctly for your engine’s performance mods. You may want to experiment with different jets and power valves to optimize performance, especially under load.

2. Ignition Timing

With an upgraded ignition system, ensure that your timing is dialed in. A good starting point for a performance cam is around 32-36 degrees of total timing. Just remember to adjust it based on how the truck runs and any detonation you might hear.

3. Exhaust System

Since you’re running straight dual exhausts with performance headers, ensure you have quality flowmaster or similar mufflers to maintain a good balance of sound and back pressure. This setup should give you a nice growl while maximizing performance.

4. Suspension Setup

With your upgraded suspension, make sure all your components are properly aligned and in good condition. This will help with handling, especially off-road. Consider using heavy-duty shocks to complement your lift and improve ride quality.

5. Tire Selection

You mentioned having 28×10.5 tires. With your gearing, you might find that you can handle larger tires if you want to go bigger on the rubber, as discussed earlier. Just keep in mind your clearance when considering larger sizes.

6. Gear Ratio

Running a 5.13 gear ratio is great for off-road and towing, but it might be a bit low for highway driving. If you plan to hit the freeway often, you might want to consider a different set of ratios for better fuel economy at higher speeds.

7. Regular Maintenance

With all these performance upgrades, regular maintenance becomes even more critical. Change your oil regularly, keep an eye on your coolant levels, and make sure to inspect your drivetrain components frequently to catch any wear and tear early.

You might find it helpful to check out the Bullnose Garage YouTube channel for some videos on performance upgrades and maintenance tips. The community there is also super helpful if you have specific questions!

Keep up the awesome work on your truck, and if you have more questions or need further details, just holler!

It sounds like you’ve built an impressive performance machine with your ’86 F150! With all those modifications, you can definitely expect a solid 0-60 time, especially with that 351W engine and the gearing you’ve chosen.

Estimating 0-60 Time

While I can’t give you an exact number since it can depend on various factors like vehicle weight, traction, and tuning, a well-tuned 351W with your setup could potentially get you anywhere from 6 to 8 seconds for 0-60 mph under good conditions. Here are a few things to consider that can help you optimize your performance:

1. Traction: With the 28×10.5 tires, traction is key. Make sure your tires are adequately inflated and have good tread. If you’re hitting the pavement hard, consider a wider tire for better grip.

2. Launch Technique: Since you have a 5-speed manual transmission, mastering your launch technique can make a significant difference. Try to find the sweet spot in your clutch engagement to minimize wheel spin while maximizing torque.

3. Weight Reduction: If you’re looking to improve your times, consider removing any unnecessary weight from the truck. Every little bit helps!

4. Tuning: Since you’ve mentioned a tuned fuel system and ignition, make sure that all components (like your carb and ignition timing) are dialed in perfectly. A small tweak can sometimes yield noticeable results!

5. Environment: Keep in mind that weather conditions play a role too. Cooler air can improve performance, while high humidity or heat can make things a bit sluggish.

6. Testing and Re-testing: Experiment with different launch RPMs to see where your engine feels strongest. Sometimes, it’s about finding the right balance between power and traction.

If you’re curious about real-world performance, consider checking out the Bullnose Garage channel or forums like the Bullnose Ford subreddit. You might find others with similar setups sharing their experiences and times!

Let me know if you have more specific questions or need further guidance on any aspect of your build! Keep on truckin’!

It looks like you’ve made some great upgrades to your ’86 F150! With the 351W engine, those performance mods, and now you’re running 28×12.5 tires, your truck is set up to be a serious performer.

Estimating Your 0-60 Time

With the combination of an 850 cfm carb, performance headers, and a 5-speed manual transmission, you could expect a 0-60 time in the ballpark of 6 to 8 seconds, similar to what I mentioned previously. The wider tires (28×12.5) provide more contact with the road, which should help with traction, especially if they’re properly inflated and have good tread.

Factors to Consider for Optimizing Performance

1. Tire Selection: With 12.5 inches of width, you should have decent traction. However, make sure these tires are suited for your driving conditions—some are better for street and others for off-road.

2. Launch Technique: Your launch technique can greatly affect your times. Practice finding the sweet spot for your clutch engagement to avoid wheel spin while maximizing torque.

3. Tuning: Since you have a tuned ignition and fuel system, keeping everything in tip-top shape will make a difference. Regularly check the tuning on your carb and ensure that your ignition timing is optimized for the performance cam you have.

4. Driving Conditions: Weather can impact your performance too. Cool, dry conditions are ideal for best times, so try to do any testing on days when the weather is favorable!

5. Weight Management: If you’re looking to shave off a few tenths, consider removing any unnecessary weight. However, keep in mind that weight distribution can also affect handling, so take care when doing this.

6. Periodic Maintenance: Make sure your performance spark plugs and ignition system are in good condition. Keeping everything well-maintained is key to maintaining your performance levels.

I’d recommend checking out the Bullnose Garage YouTube channel or the Bullnose Ford subreddit for additional tips and experiences from other enthusiasts who’ve done similar builds. They often share insights that can help you optimize your truck even further!

If you have any more questions or need more specific guidance, feel free to ask! Happy trucking!

You’ve got a seriously impressive build on your ’86 F150! With the 351W engine and all the performance modifications you listed, you’re definitely set up for some fun driving!

0-60 Time Estimation

Given everything you’ve mentioned—headers, dual exhaust, a tuned 850 cfm carb, performance camshaft, and a 5-speed manual transmission—your truck could likely achieve a 0-60 time in the range of 6 to 7 seconds under optimal conditions. The 5.13 gear ratio will help you launch out of the hole, and the wider 28×12.5 tires should provide solid traction.

Tips for Optimizing Performance

1. Tire Grip: Make sure those 28×12.5 tires are in excellent condition and properly inflated. Proper pressure is crucial for maximizing grip and performance.

2. Launch Control: Work on your launch technique! Finding the right RPM to launch from can make a huge difference in off-the-line performance. Too low may bog your engine, and too high may cause excessive wheel spin.

3. Tuning: Since you’ve got a tuned fuel system and ignition, regularly check to make sure everything is performing as it should. A good tune can make a world of difference in how the truck reacts when you put the pedal down.

4. Overall Weight: Consider the weight of your truck and how it might affect performance. Reducing unnecessary weight can help improve your acceleration times.

5. Weather Factors: Keep in mind that weather can affect performance. Cooler air is denser and can help your engine produce more power, while hot, humid days might slow you down a bit.

6. Regular Maintenance: Ensure your performance spark plugs and ignition system are in top shape. Regular maintenance is key to keeping your engine running strong.

If you’re looking for more insights, I highly recommend checking out the Bullnose Garage YouTube channel. They cover a lot of performance-related topics, and you might find some great tips and tricks that can help you get even more out of your truck.

Feel free to reach out if you have more questions or want to discuss further! Keep enjoying that Bullnose!

You’re really putting together an amazing ride with that ’86 F150! With all those performance mods—including the cowl hood for added engine clearance and improved airflow—you’re set up to unleash some serious power.

Estimating 0-60 Time

With your combination of performance headers, an 850 cfm carb, performance cam, along with a 5.13 gear ratio and those 28×12.5 tires, you might see a 0-60 time in the range of 6 to 7 seconds, maybe even a bit faster under ideal conditions. The cowl hood not only looks great, but it can also help with engine cooling and airflow, which is a nice bonus for performance.

Performance Tips

1. Cowl Hood Benefits: The cowl hood you’ve added is great for allowing more airflow to your engine, especially if you’ve got a high-performance set-up. It can help keep things cooler and improve performance under load.

2. Optimize Tuning: Since you’ve got a tuned fuel system and ignition, keep an eye on how your truck performs over time. Regular tuning can help you maintain optimal performance. Consider a wideband O2 sensor to monitor your air-fuel ratio for the best performance.

3. Launch Techniques: As we’ve discussed before, the way you launch can greatly affect your 0-60 times. Practice finding that sweet spot in your clutch engagement to minimize wheel spin while maximizing power.

4. Tire Maintenance: Ensure your 28×12.5 tires are in excellent condition and properly inflated. The wider tires can provide a better footprint, but maintaining them is key for performance.

5. Weight Distribution: Make sure to account for any weight distribution changes due to the cowl hood or other modifications. Sometimes, a slight adjustment can help improve handling and acceleration.

6. Regular Checks: Keep up with maintenance on performance spark plugs and your ignition system. They play a crucial role in your engine’s efficiency and power delivery.

If you’re looking for more detailed advice or shared experiences, don’t forget to check out the Bullnose Garage YouTube channel. It’s a treasure trove of information, and the community there is super friendly and helpful!

Feel free to ask if you have more questions or want to dive deeper into any specific aspect of your truck. Enjoy every mile in that Bullnose!

You’re really stepping up your game with that ’86 F150! With dual 750 cfm carburetors, your 351W is definitely set to breathe better and produce some impressive power. Here’s how your setup is likely to affect your performance, particularly your 0-60 times.

Estimating 0-60 Time

With your combination of dual 750 cfm carbs, performance headers, camshaft, and a 5.13 gear ratio, you could realistically expect a 0-60 time in the range of 5.5 to 7 seconds. The dual carbs will provide a significant boost in airflow, which should translate to more power under acceleration, especially when combined with your performance mods.

Tips for Maximizing Performance

1. Tuning the Carbs: With dual 750 cfm carbs, make sure they are properly synchronized and tuned. The tuning process is essential, as it will ensure that both carbs are delivering the correct air-fuel mixture to each bank of cylinders, maximizing performance.

2. Air-Fuel Ratio: Consider monitoring your air-fuel ratio (AFR) during different driving conditions. A wideband O2 sensor can be a great investment to help you dial in your tuning perfectly.

3. Weight Reduction: If you’re looking to improve your times even further, consider any unnecessary weight you can remove from the truck. This can help your acceleration without sacrificing stability too much.

4. Launch Strategy: Perfecting your launch technique is crucial. Work on finding the right RPM to engage the clutch to avoid wheel spin while still getting a strong launch.

5. Regular Maintenance: Keep an eye on your performance spark plugs and ignition system. Regular checks will ensure everything is functioning efficiently, which is vital with a performance setup like yours.

6. Suspension Adjustments: Since you’ve upgraded the suspension, make sure it’s set up to handle the power and traction you’re trying to achieve. This may involve adjusting shocks, ride height, or sway bars to optimize handling.

7. Testing Conditions: Lastly, remember that your performance can be affected by weather and road conditions. Cooler days can help with power due to denser air, so try to test in optimal conditions.

For further tips and shared experiences, you might want to dive into the Bullnose Garage YouTube channel and the Bullnose Ford subreddit. Both are fantastic places to get advice and connect with other enthusiasts who have similar setups.

If you have any further questions or want to explore more specifics, just let me know! Enjoy every moment behind the wheel of that beauty!