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Questions about a 292 inline 6?

Old Aug 19, 2001 | 03:15 PM
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From: Pueblo Co
Car: 1989 C4
Engine: L98
Transmission: 700r4
Axle/Gears: 307
Questions about a 292 inline 6?

This isnt going to happen anytime soon "hopefully" but if my 305 blows I have access to a free low milage "COMPLETE 292" out of a 69 camaro. I think it would be kinda unique to put one of these in a 3rd gen and my major concern is fuel milage since this is my summer daily driver but I beleive this is rated a 165hp and into the 200 range for tq.
What kind of milage would this get?
Is there any hop up parts for a 292?
I know this is more of a motor swap board post but since I know whats involed in swapping them Im just looking for some input or suggestions about this engine. I will probably go with a 327 but I cant ignore the free factor.
Thanks SSC
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Old Aug 19, 2001 | 04:01 PM
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From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
The biggest problem you're going to find is height. An inline 6 is a very tall engine and a third gen doesn't have much of a hood line compared to a first gen. You'll have to have a tall cowl hood to clear it. That's why the Dodge slant6 was so popular. By putting the block on an angle it could fit under the hood of all the cars.

There's performance parts for every type of engine but those that are not that common will get expensive. NHRA comp eliminator classes have 6 cylinder dragsters. I've seen an inline 6 with two 4 barrel carbs on it.

Ha! I got around the profanity filter by describing a dodge engine as a slant6!
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[This message has been edited by Stephen 87 IROC (edited August 19, 2001).]
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Old Aug 19, 2001 | 05:45 PM
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From: Pueblo Co
Car: 1989 C4
Engine: L98
Transmission: 700r4
Axle/Gears: 307
I was figuring I might have to get a cowl wasent sure though. Interesting 2 4bbls what kinda time do those put out?
SSC
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Old Aug 19, 2001 | 06:26 PM
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From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
I don't think the 292 was ever offered in an F-Body. The 292 is a truck engine, longer than a V8 and weighs as much, if not more, than a BBC.

Fuel economy and a 292 are not usually spoken in the same breath.

If you must...search for Stovebolt Engineering, Inliners International, Clifford Performance..should get you started on info and hop-up parts.
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Old Aug 19, 2001 | 10:34 PM
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From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
The 2 4bbl 6 cylinder was in a 8 second dragster.

The good thing about an inline 6 is the torque. The HP isn't there but it'll out torque a 383.

I agree with the poor milage out of a 292. I'd go with the smaller 250
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Old Aug 19, 2001 | 11:03 PM
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From: Pueblo Co
Car: 1989 C4
Engine: L98
Transmission: 700r4
Axle/Gears: 307
Yea I love the torque of any inline
I had a 300 6 in my old bronco and It would out climb most 460's and got great fuel economy thats why Im unsure of a 292's capibilites becuase I only have experiance with fNords as far as inlines are concerned.
Whew 8 second's that would be one fun run!
SSC
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Old Aug 19, 2001 | 11:09 PM
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From: Calgary, Alberta, Republic of Western Canada
Car: 1986 Sport Coupé
Engine: 305-4v
Transmission: 700R4 and TransGo2
The new Blazers are using a high horsepower six banger--275hp in fact!!!

I was genuinely surprised that Chev went with a six on the new ones, and even more so at its output!
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Old Aug 20, 2001 | 10:32 AM
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From: Pueblo Co
Car: 1989 C4
Engine: L98
Transmission: 700r4
Axle/Gears: 307
<font face="Verdana, Arial" size="2">Originally posted by Sitting Bull:
The new Blazers are using a high horsepower six banger--275hp in fact!!!

I was genuinely surprised that Chev went with a six on the new ones, and even more so at its output!
</font>
Yea its kinda amazing of the output a inline can produce any one know anything more about the new blazers&bravadas????
SSC
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Old Aug 20, 2001 | 12:03 PM
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From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
The new vehicles have inline 6's? I thought they were all V6's?

I'll be darned.
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Old Aug 20, 2001 | 12:37 PM
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The new inline DOHC 6's have variable exhaust valves. The sales torque curve looks really flat but it's low, at 200-250 ft-lbs from 1500-5500. Pretty peaky for a truck engine. GM might have something else up their sleeve. The modular Ford engines didn't see a mustang for 4 years after they were first released.
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Old Aug 20, 2001 | 07:40 PM
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Good *** I hope Chevy stays away from that idea........
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Old Aug 21, 2001 | 08:16 AM
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I don't know... I wouldn't mind buying an American car that was in the Supra or Datsun league. I think it would be pretty cool.
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Old Aug 21, 2001 | 03:50 PM
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From: Chesterfield, VA
Car: '86 IROC, black and sharp
Engine: 305 tpi, bone stock
Transmission: 700r4
Axle/Gears: 3.42 pos w/rear db
Right, 292's were truck/blazer/suburban engines. My dad's had several over the years (68 GMC C1500, 71 C1500 Chevy Suburban, 75 GMC 3500 and a 78 Chevy K3500 crewcab). Poor gas mileage?? On the highway the 68 (3 spd with OD) would get 24 mpg), the Suburban (3 spd) go 17 mpg, around town the 75 got 14 mpg and the 78 go 11 mpg. But look at the weight they had to move around (mountains in WV, too). As for torque, bet your AXX!! The 68 had a pos rear end. At a stoplight I once turned it around 180 degrees when the light turned green, it could get down to 10 mph going up a hill in 3rd and not ping. I wasn't thrilled with the rest of them, but weight plays a factor in acceleration and mpg. I've been told that a 292 uses a differenta bell housing than a 250, but I won't believe it till I see it myself. Just for info.

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Old Aug 21, 2001 | 05:04 PM
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I was talking about the Camaro and Firebird. If the top of the line engine was a I6, uhhhhhhhhhhgggggg. Give me my all American V8 baby!!!!!
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Old Aug 21, 2001 | 05:44 PM
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From: Pueblo Co
Car: 1989 C4
Engine: L98
Transmission: 700r4
Axle/Gears: 307
<font face="Verdana, Arial" size="2">Originally posted by Z's r Best:
Right, 292's were truck/blazer/suburban engines.
</font>
I helped or should say pulled the engine and it did come from a 69 camaro with the option of the factory hurst 3speed on the floor. The fan shroud said 145- 165hp and the casting confirms 292. The 145hp is the 250. so there was an option for bolth. This appears to be a standard bellhousing. There could be a special truck engine thats also an IL 292 chevy did some oddball things back in the day like the 305 V6. Im going to get this engine as soon as my truck is running I may not use it but I can always learn a thing or two.
SSC
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Old Aug 21, 2001 | 06:51 PM
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The 305 V6 wasn't a Chevy engine at all, it was GMC. There was a whole product line of those, up to IIRC a 427 V6 (!) They were rather unique, and easy to spot, in that the spark plugs went into the intake side of the head, next to the carb, rather than the exhaust side.

There were 3 in-line 6s in the late 60s; 230, 250, & 292. The 230 and 250 are virtually indistinguishable (and you can't tell them apart very easily either) but I can't recall what the 292 looked like. I really don't think there were any 292s in passenger cars though; the 145 & 165 HP motors were probably 230 and 250. Of course the 194 & 235 from back in the 50s and early 60s were something else again.

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Old Aug 21, 2001 | 07:00 PM
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Car: 89 IrocZ
Engine: L98-ish
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The 235's dates just after the 216, think about real early 50's, first 235 was like the 216, it was a "dipper" system, not full oil pressure.

The 194 wasn't in the 50's, I think it debuted in the early Chevy2's, '63/'64 or so?

That 292 is most definitely larger (physically) than the 194/230/250 i-6's, if someone shoehorned it into an F-body, they musta had fun.

I'm gonna go surf some first gen sites, I'm about 99% sure (as RB mentioned) the 292 only came in pickup/trucks.

Also, the other unique think about the 305 V6 GMC motor, was the offset head placement.
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Old Aug 21, 2001 | 07:07 PM
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From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
A quick search on "1969 Camaro" turned up the following:Engine Decoding -
Example: F1115BA
F = Source Designation, (F=Flint Motor Facility, V=Flint Engine Factory, T=Towanda)
11 = November, 10 would be Oct, and so on.
15 = Day of month
AM = Type Designation (AM = 230cu 6cyl, 140hp engine with a manual transmission)

Type Designations -
AM = 230cu 140hp - Manual Transmission
AN = 230cu 140hp - Automatic Transmission
AO = 230cu 140hp - Automatic Transmission
AP = 230cu 140hp - Manual Transmission
AQ = 230cu 140hp - Automatic Transmission
AR = 230cu 140hp - Automatic Transmission
BB = 250cu 155hp - Automatic Transmission
BC = 250cu 155hp - Automatic Transmission
BD = 250cu 155hp - Automatic Transmission
BE = 250cu 155hp - Manual Transmission
BF = 250cu 155hp - Manual Transmission
BH = 250cu 155hp - Automatic Transmission
DA = 307cu 200hp - Manual Transmission
DC = 307cu 200hp - Automatic Transmission
DD = 307cu 200hp - Automatic Transmission
DE = 307cu 200hp - Manual Transmission
DZ = 302cu 290hp - Manual Transmission
FJ = 327cu 210hp - Manual Transmission
FK = 327cu 210hp - Automatic Transmission
FL = 327cu 210hp - Automatic Transmission
HA = 350cu 300hp - Manual Transmission
HB = 350cu 300hp - Automatic Transmission
HC = 350cu 250hp - Manual Transmission
HD = 350cu 250hp - Automatic Transmission
HE = 350cu 300hp - Automatic Transmission
HF = 350cu 250hp - Automatic Transmission
HP = 350cu 300hp - Manual Transmission
HQ = 350cu 255hp - Manual Transmission
HR = 350cu 255hp - Automatic Transmission
HS = 350cu 255hp - Automatic Transmission
JB = 396cu 325hp - Automatic Transmission
JF = 396cu 350hp - Manual Transmission
JG = 396cu 325hp - Automatic Transmission
JH = 396cu 375hp - Manual Transmission
JI = 396cu 350hp - Automatic Transmission
JJ = 396cu - Manual Transmission
JL = 396cu 375hp - Automatic Transmission
JM = 396cu - Automatic Transmission
JU = 396cu 325hp - Manual Transmission
KA = 396cu 350hp - Manual Transmission
KC = 396cu 375hp - Manual Transmission
KE = 396cu - Manual Transmission
CJB = 402cu 325hp - Automatic Transmission
CJF = 402cu 350hp - Manual Transmission
CJG = 402cu 325hp - Automatic Transmission
CJH = 402cu 375hp - Manual Transmission
CJI = 402cu 350hp - Automatic Transmission
CJL = 402cu 375hp - Automatic Transmission
CJU = 402cu 325hp - Manual Transmissions


http://www.geocities.com/motorcity/s.../69camaro.html is the source.

the only engine that I don't see listed above is the special order COPA? or Yenko? (I'm not really a first gen buff)that should also show a 427, above must be standard RPO's.


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Old Aug 21, 2001 | 09:35 PM
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The 292 was a tall-deck version of the 250 engine.

A quick way to identify one is the lifter adjustment covers on the side are somewhat taller than the regular deck version.

The bell housing mount is the same as any other regular small block (or big block).

I believe the first 'modern' Chevy six cylinder came out in the 1962 Chevy II and then in '63 in the big cars.
jms

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Old Aug 22, 2001 | 09:41 AM
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<font face="Verdana, Arial" size="2">Originally posted by irocbsa:
I was talking about the Camaro and Firebird. If the top of the line engine was a I6, uhhhhhhhhhhgggggg. Give me my all American V8 baby!!!!!</font>
Since we're the only ones having this conversation.....

Aren't they killing the F-body? Don't get me wrong, I love my V8, but If I can get a 275 HP I6 in a sports car, that's better than a poke in the eye with a sharp stick( or 4 banger whichever's worse). Put a couple of turbo's on that baby and you've got some serious power with good fuel economy(I know I'm cheap what can I say?). I'm with you though. I'd rather have the choice, V8 F-body or I6 roadster.
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Old Aug 22, 2001 | 08:58 PM
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From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
I saw a NOS powered I6 in a 4 door early 70's Nova once. The car looked very plain until you looked under the hood and saw all the NOS hoses. I never got a chance to see it run though.
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