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> Type 4 Race Engine, on our test stand
ChrisFoley
post May 1 2015, 11:21 AM
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This one looks a little odd.
That's because someone squeezed it into an Elva Sports Racing chassis that used to run with a Lotus twin cam engine.

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stugray
post May 4 2015, 11:57 AM
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I'm pretty sure that if you asked 10 race car drivers to pick from two race cars and the only thing they know about them is the HP, they would all pick the car with the higher HP rating.....

So is HP the only thing that matters in racing - No.
But I am fairly certain that if everything else is the same (drivers, suspension, tires), the higher HP car usually wins... (IMG:style_emoticons/default/beerchug.gif)

But I agree a car that puts out insane HP is useless if it cant put that power down in a predictable and repeatable fashion.

Still curious what that particular engine has in it.
I know Jake's first answer for higher output engines is "Nickies", but I cant tell if that engine has them from the pic.
Forged Pistons - guessing yes (brand?)
Larger valves? I have read where Jake says 'minimal benefit' for a 2.0L
Flow matched heads - but of course
Stock forged crank or Billet - ?
H or I-beam rods - ?
Radical Cam (valve lift & duration numbers?)
Roller rockers?
Lightened crank/rods/Flywheel? - can help with "apparent HP" but what about real numbers on a dyno?
Compression Ratio?
Twin Plugs - ? (dist in picture says no)
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Kansas 914
post May 4 2015, 01:01 PM
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QUOTE(stugray @ May 4 2015, 11:57 AM) *

I'm pretty sure that if you asked 10 race car drivers to pick from two race cars and the only thing they know about them is the HP, they would all pick the car with the higher HP rating.....

So is HP the only thing that matters in racing - No.
But I am fairly certain that if everything else is the same (drivers, suspension, tires), the higher HP car usually wins... (IMG:style_emoticons/default/beerchug.gif)

But I agree a car that puts out insane HP is useless if it cant put that power down in a predictable and repeatable fashion.

Still curious what that particular engine has in it.
I know Jake's first answer for higher output engines is "Nickies", but I cant tell if that engine has them from the pic.
Forged Pistons - guessing yes (brand?)
Larger valves? I have read where Jake says 'minimal benefit' for a 2.0L
Flow matched heads - but of course
Stock forged crank or Billet - ?
H or I-beam rods - ?
Radical Cam (valve lift & duration numbers?)
Roller rockers?
Lightened crank/rods/Flywheel? - can help with "apparent HP" but what about real numbers on a dyno?
Compression Ratio?
Twin Plugs - ? (dist in picture says no)


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aircooledtechguy
post May 4 2015, 01:36 PM
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QUOTE(Kansas 914 @ May 4 2015, 12:01 PM) *

QUOTE(stugray @ May 4 2015, 11:57 AM) *

I'm pretty sure that if you asked 10 race car drivers to pick from two race cars and the only thing they know about them is the HP, they would all pick the car with the higher HP rating.....

So is HP the only thing that matters in racing - No.
But I am fairly certain that if everything else is the same (drivers, suspension, tires), the higher HP car usually wins... (IMG:style_emoticons/default/beerchug.gif)

But I agree a car that puts out insane HP is useless if it cant put that power down in a predictable and repeatable fashion.

Still curious what that particular engine has in it.
I know Jake's first answer for higher output engines is "Nickies", but I cant tell if that engine has them from the pic.
Forged Pistons - guessing yes (brand?)
Larger valves? I have read where Jake says 'minimal benefit' for a 2.0L
Flow matched heads - but of course
Stock forged crank or Billet - ?
H or I-beam rods - ?
Radical Cam (valve lift & duration numbers?)
Roller rockers?
Lightened crank/rods/Flywheel? - can help with "apparent HP" but what about real numbers on a dyno?
Compression Ratio?
Twin Plugs - ? (dist in picture says no)


(IMG:style_emoticons/default/popcorn[1].gif)


Really?? You all expect a detailed answer about an engine recipe??

Do you ask David Copperfield or Penn & Teller how they do their tricks?? You don't become and stay successful telling the world your trade secrets. . . (IMG:style_emoticons/default/shades.gif)
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Posts in this topic
Racer Chris   Type 4 Race Engine   May 1 2015, 11:21 AM
r_towle   that is actually silly smart using a HF trailer to...   May 1 2015, 01:24 PM
Racer Chris   That used to be the rig my Volksair compressor was...   May 1 2015, 01:35 PM
URY914   Was it running those trick headers when it was in ...   May 1 2015, 01:55 PM
Racer Chris   Was it running those trick headers when it was in...   May 1 2015, 05:40 PM
flyer86d   Did that motor come out of a Royale RP4? A vintage...   May 1 2015, 02:08 PM
eric9144   that is actually silly smart using a HF trailer t...   May 1 2015, 02:12 PM
stugray   What carbs are those? I have never seen such larg...   May 1 2015, 03:15 PM
r_towle   What carbs are those? I have never seen such lar...   May 1 2015, 03:51 PM
Racer Chris   What carbs are those? I have never seen such lar...   May 1 2015, 05:37 PM
stugray   The engine is a 95 x 71 2 liter putting out aroun...   May 1 2015, 10:21 PM
GregAmy   I would love to know what it takes to get 200 HP o...   May 2 2015, 06:30 AM
Dave_Darling   I was commenting on another thread recently with ...   May 2 2015, 09:49 AM
Jake Raby   The engine is a 95 x 71 2 liter putting out arou...   May 4 2015, 07:49 AM
r_towle   I've built several 200HP 2 liter engines in ...   May 4 2015, 08:00 AM
Jake Raby   I've built several 200HP 2 liter engines in...   May 4 2015, 10:36 AM
McMark   [quote name='Jake Raby' post='2182464' date='May 4...   May 4 2015, 10:56 AM
brant   My engine guru has a set of the Ida's on a 160...   May 1 2015, 11:19 PM
davep   A 95mm bore is a bit of an odd size. What can you ...   May 2 2015, 07:36 AM
maf914   Aren't those the kind of cast aluminum valve c...   May 2 2015, 02:02 PM
Racer Chris   Aren't those the kind of cast aluminum valve ...   May 2 2015, 03:16 PM
Series9   I love it!   May 4 2015, 07:57 AM
stugray   I'm pretty sure that if you asked 10 race car ...   May 4 2015, 11:57 AM
Kansas 914   I'm pretty sure that if you asked 10 race car...   May 4 2015, 01:01 PM
aircooledtechguy   [quote name='stugray' post='2182603' date='May 4 ...   May 4 2015, 01:36 PM
Racer Chris   ... Still curious what that particular engine has...   May 4 2015, 01:32 PM
Jeff Hail   As my good friend Mac Tilton says "knowledge ...   May 4 2015, 05:51 PM
r_towle   Horsepower is a marketing term. Torque is what mat...   May 4 2015, 06:27 PM


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