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will AFR 195's be better for the HSR or 190's

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Old Aug 2, 2003 | 10:07 PM
  #1  
BOTTLEDZ28's Avatar
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From: Mass
Engine: 350 TPI
Transmission: A4
Axle/Gears: 3.23
will AFR 195's be better for the HSR or 190's

Which head has a better port that will match the HSR better. the 190 or 195?
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Old Aug 2, 2003 | 11:18 PM
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From: San Diego, CA
Car: 87 Buick GN
Engine: 3.8L (231 cid) V6
Transmission: 200-4R
Axle/Gears: 10 bolt G80/ 3.42
The 195 will be a better match...this head and the HSR both use a Felpro 1205. The 190 uses a 1204, but I'm sure you can enlarge the ports to match the 1205.
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Old Aug 3, 2003 | 11:33 AM
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From: Mass
Engine: 350 TPI
Transmission: A4
Axle/Gears: 3.23
ok so would $1500 for a set of 195's and a LPE 219 cam be money well spent? they have about 15K on them. Or should I just buy new stuff? Is this cam a little too much for the street with a stock bottom end.
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Old Aug 3, 2003 | 01:13 PM
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From: Lima, OH
Car: '89 Formula 350 & '86 Z28
Engine: L98 & 355ci
Transmission: 700r4 in both
AFR's are only $1300 brand new + shipping (which was $60 to Michigan for me)

It might be worth it to buy new, any cam...even roller cams have a wear pattern from the lifters on them....some people use cams with different lifters, but I wouldnt use a used cam without the original lifters in order....(ex: this set was on #1, this set on #2...so you can put them on the exact same lobes...

but who am I??? lol
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Old Aug 3, 2003 | 02:01 PM
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From: San Diego, CA
Car: 87 Buick GN
Engine: 3.8L (231 cid) V6
Transmission: 200-4R
Axle/Gears: 10 bolt G80/ 3.42
$1500? Just my 2 cents but I'd see if he'd sell it for $1200 for both. With 15k on the heads the springs might need to be replaced, plus AFR's standard springs are only good to .550" lift. With the 219 cam and 1.6 rockers you'll be at .560" lift. Now would be the perfect time to get matching springs while the heads are off. When I had my 219 cam I ran Comp 987 springs on my AFR 190s.

If you're set on using the 219 cam I'd at least buy that used. Make sure there is no abnormal wear or pitting on the lobes or bearing surfaces...otherwise roller cams are pretty tough. You could go on ebay, I think Lingenfelter is selling new 219s for the buy it now price of $250. These cams seem harder to come by used and everyone knows these cams are awesome. FWIW, I sold my 219 cam for $160 like 2 months ago with WAY less miles!
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Old Aug 3, 2003 | 03:22 PM
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From: Lower Salford, PA
Car: 1987 Camaro Z-28
Engine: 6.3L Victor EFI
Transmission: Tremec TKO 600
Axle/Gears: Moser 9"/4.11 Trac-Lok
As stated above the 195's are port matched to a 1205 Felpro out of the box, or at least mine were. The HSR took very litle time to port match as it was very close. I also smoothed out the ports on the HSR with 220 grit paper. I paid $1199 plus $45 shipping for my AFR's from Martel Bros Racing last year.
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Old Aug 3, 2003 | 07:09 PM
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92 zzz28's Avatar
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From: Jacksonville, NC
Car: Guess
Engine: Crazy 8
Transmission: So close to being a manual I can taste it
Just for fun I mocked up the AFR 190s and the HSR base in my garage tonight. Looking down the intake manifold the only obstruction to flow was a little material on the top of the head. So I went ahead and marked the gasket on the head and did a gasket match. I mocked it back up and now I have a nice shot into the combustion chamber. Just in case anyone was curious. But yeah, the AFR 195 is already to go...
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Old Aug 3, 2003 | 07:54 PM
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From: Mass
Engine: 350 TPI
Transmission: A4
Axle/Gears: 3.23
thanks for all the replys. Whos got the cheapest AFR heads out there?
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Old Aug 3, 2003 | 08:03 PM
  #9  
92 zzz28's Avatar
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From: Jacksonville, NC
Car: Guess
Engine: Crazy 8
Transmission: So close to being a manual I can taste it
I paid 1350 for mine from AFR
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Old Aug 3, 2003 | 08:15 PM
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From: Mass
Engine: 350 TPI
Transmission: A4
Axle/Gears: 3.23
1350 huh. and all the componets in the heads are decent or should I be changing out the springs for better ones. What the difference betwen the straight and L98 angle plug designs on the heads. Which one is right for my car. I have slp headers.
as for the cam, the majority of the tme Im playing around on the street, I will oly be shifting arounf 5K. will I still be ok with the 219 cam or should I find somethng different. Im a little behind the knowledge curve on cams so any help is apprecated.
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Old Aug 3, 2003 | 08:36 PM
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From: Dale City, VA
Car: 91 GTA and 85 IROC
Engine: 355
Transmission: gear jammer
Axle/Gears: 4.11
Surprising to me the smaller dur. cams have been putting down good numbers w/ the HSR. I've decided to go a slightly different route and opted for the Protoplines 200cc and the CC306 cam w/ the HSR. I've seen the LT4 Hot cam still making power up to 6600rpms but that's not where it shines. IMHO think you'd be better off w/ a bigger cam, but that's just my 2 cents.

In either case, I wouldn't pay 1500 for the heads and cam.
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Old Aug 4, 2003 | 05:36 PM
  #12  
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From: Jacksonville, NC
Car: Guess
Engine: Crazy 8
Transmission: So close to being a manual I can taste it
When I first put my 383 in my car I was running a TPIS ZZ9 cam with the AFRs unported and TPI. Now, I am changing to the HSR with my AFRs that I am porting and more cam. I am going with a Comp blower cam because I will eventually put a Procharger on this engine. I would say the LPE 219 cam will work very well with the HSR and AFRs, either port you choose.

As for cam knowledge, usually, I repeat usually, small block street engines will give the best results with a short duration, high lift cam. That means limiting duration to about 230* @.050 for street engines to maximize low end torque. Like you said you will be mostly on the street and shifting at about 5500. You won't benefit any from running a cam that makes max power at 7000 and has an rpm range of 3000-7000. In my opinion the LPE cam falls right into the range of where you want to make power.

Go to the Comp Cams website and look at the catalog. Find a cam that makes has the rpm range you think you are going to be in most of the time when you are running the engine. Look also to see if it is designed for FI motors. The overlap will be decreased so you won't get that rumpity bump idle sound that is just awesome, but it will be easier for you to tune because it won't make the computer go nuts. Some will argue that it doesn't matter I am sure, but it all depends on what you are willing to deal with. I remember reading once that you are not interested in tuning your own PROMs because you don't have time. If so stay away with a LSA of about 112 or higher.

For what its worth the cams with more overlap tend to increase the mid range and higher RPM power because of the scavenging effect...

Good luck...
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Old Aug 5, 2003 | 07:42 AM
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The heads that bottled are talking about are my heads. I've had them on the car for about 4k miles. They have upgraded springs that will support .600 lift. They have center bolt provisions, coolant sensor holes and the 72degree center bolt holes. They don't have egr provisions either.

The heads cost about 1500-1600 shipped to my door in ohio.
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