My N/A LS Vtec Build
Thread Starter
Honda-Tech Member
Joined: Jan 2010
Posts: 7
Likes: 0
From: North East / Blairsville, PA
I Recently got into the Integra after being a Prelude guy for the last three years.
I decided to start looking around and see what everyone was doing.
I Decided I wanted to do my own thing and go N/A because everyone is going Turbo. But why wouldn't they, its easy bolt on power.
So here is the list of things I plan to do to my Engine.
I Got a Baseline Dyno before I started any work and I put down 109 WHP on the Dynojet. Ill have the Printout Posted Soon.
I Want to Autocross this car. Any opinions are welcome.
Goals
Power: 250-300 WHP
Redline: 10,000 RPM
Powerband: 4,500 - 10,000 RPM
Engine : b18a1/c1 Head
Block:
- Bored 84MM
- 84 MM , 12:1CR Forged Pistons
- Eagle H-Beam Roads
- King Race BEarings
- ARP Head Studs
- ARP Rod Bolts
- Cometic Head Gasket
- Stock Crank
Head:
- 3 Angle Valve job
- Port-N-Polish
- Dual Valve Springs
- SS Valves
- BC Street Stage 2 Cam
- Vision Motorworks Adj. Cam Gears
- ITB's
* Honda CBR 954's
* Custom Intake Manifold
Drivetrain
- Lightened Flywheel
- Act Stage 2 Clutch and PP
- New Halfshafts
Suspension
- Tokico Struts with GC Coilovers
- Energy Suspension Bushings
- Custom Underbody Brace
- Strut Bars F&R
Tuning:
- Chipped P06
- Tuned with Chrome.
- Wideband 02
Those plans are subject to change.
Thank You
I decided to start looking around and see what everyone was doing.
I Decided I wanted to do my own thing and go N/A because everyone is going Turbo. But why wouldn't they, its easy bolt on power.
So here is the list of things I plan to do to my Engine.
I Got a Baseline Dyno before I started any work and I put down 109 WHP on the Dynojet. Ill have the Printout Posted Soon.
I Want to Autocross this car. Any opinions are welcome.
Goals
Power: 250-300 WHP
Redline: 10,000 RPM
Powerband: 4,500 - 10,000 RPM
Engine : b18a1/c1 Head
Block:
- Bored 84MM
- 84 MM , 12:1CR Forged Pistons
- Eagle H-Beam Roads
- King Race BEarings
- ARP Head Studs
- ARP Rod Bolts
- Cometic Head Gasket
- Stock Crank
Head:
- 3 Angle Valve job
- Port-N-Polish
- Dual Valve Springs
- SS Valves
- BC Street Stage 2 Cam
- Vision Motorworks Adj. Cam Gears
- ITB's
* Honda CBR 954's
* Custom Intake Manifold
Drivetrain
- Lightened Flywheel
- Act Stage 2 Clutch and PP
- New Halfshafts
Suspension
- Tokico Struts with GC Coilovers
- Energy Suspension Bushings
- Custom Underbody Brace
- Strut Bars F&R
Tuning:
- Chipped P06
- Tuned with Chrome.
- Wideband 02
Those plans are subject to change.
Thank You
250 dynojet probably isn't going to happen on that setup and it probably won't make power past 8400-8600. It looks like a good setup for auto x though. You don't need to be concerned with turning a motor that hard for auto x especially. You only need to go about 60-64 mph in 2nd gear on 90% of the courses you will come across. Going to 3rd gear just wastes time.
If you want to make that big power, you are going to have to put a pretty serious motor together.
If you want to make that big power, you are going to have to put a pretty serious motor together.
You can still rev to 9500 even if peak power starts to fall off lower. Its still probably making good power up there, but you aren't drag racing. In auto x, you are putting the car in 2nd gear and then running the entire course, so you are going to want this car to have a fat midrange and make power from 3500 up for when you go through slower corners. A lot of guys drop down to 1st gear in that situation, and that is not the fastest way around the course. Auto x is all about the line and smooth application of braking and power.
If you are going to turn the motor that hard, just make sure you have enough valve spring to handle it.
If you are going to turn the motor that hard, just make sure you have enough valve spring to handle it.
Thread Starter
Honda-Tech Member
Joined: Jan 2010
Posts: 7
Likes: 0
From: North East / Blairsville, PA
You can still rev to 9500 even if peak power starts to fall off lower. Its still probably making good power up there, but you aren't drag racing. In auto x, you are putting the car in 2nd gear and then running the entire course, so you are going to want this car to have a fat midrange and make power from 3500 up for when you go through slower corners. A lot of guys drop down to 1st gear in that situation, and that is not the fastest way around the course. Auto x is all about the line and smooth application of braking and power.
If you are going to turn the motor that hard, just make sure you have enough valve spring to handle it.
If you are going to turn the motor that hard, just make sure you have enough valve spring to handle it.
Jared
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Thread Starter
Honda-Tech Member
Joined: Jan 2010
Posts: 7
Likes: 0
From: North East / Blairsville, PA
I will be. THis build is over time. Right now I am porting and poilishing the head, getting a valve job and all head upgrades associated.
Jared
Jared
http://www.theoldone.com/components/block_girdle/
Anyways it sounds like a great build do you have any pics of the port and polish?
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