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Manifold and Cam Match

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Old Nov 27, 2000 | 06:39 PM
  #1  
dude12387's Avatar
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From: Budd Lake
Manifold and Cam Match

I have an 88GTA with a 350 TPI, and i was wondering what would be a good intake manifold and cam (roller hydrolic) match for it, for under $400????
thanks
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Old Nov 27, 2000 | 11:38 PM
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Dan87IROC-Z's Avatar
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From: Fort Collins, Colorado
Limiting yourself to under $400 for an intake and cam combo is like saying "why even spend the $400." You won't find an intake for less than $300, and there are only a selection of cams under $200. I mean a LPE Super-Ram intake base is like $520 from Jegs, and I think the TPIS, Edelbrock and AS&M ones are about $450 a piece. My advice to you would be to spend your money on the ZZ4 Cam or, if you want a little more, then LT4 HOT Cam, both cams are under $200. I would save your remaining $200 you have left and put it in the bank until you have another $300 to buy yourself a quality intake base.

------------------
1987 Chevy Camaro IROC-Z
L98 TPI 350 (5.7L)
TH 700R-4 Transmission with 2.77:1 Rear End

Current Mods: Edelbrock TES 1 5/8" Headers, Hooker 3" Aerochamber Cat-Back System, Performance Resource Chip with 160* Thermostat, Accel Ignition Components, K&N Filters, All Free Mods, Falken ZIEX Z-Rated Tires.

Best ET : 14.32 @ 97.7mph
(corrected for elevation)

Soon to come: LT4 HOT Cam, Air Flow Research 190cc Heads, 2800 RPM Stall Converter and SLP 3.70 Rear End Gears.
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Old Nov 28, 2000 | 12:13 AM
  #3  
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Get the $400 and a little more and buy 1 3/4 SLP headers; then get the cam. You'll be happier!

------------------
'88 GTA 350
Headers, catback, free mods, Xtreme energy cam, and intake pieces
13.51@104.27, but can run better as it is.

New 2100-2300 RPM converter is in. Hoping for 13.30 or better.
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Old Nov 29, 2000 | 02:20 PM
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From: Budd Lake
im lookin in summit right now, and all i see is cams under $200, with a few exceptions, as for manifolds, i see them in the $115-$230 price range. all i want to know is either how to match them or what is a good match
and i already have headers, and an exaust
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Old Nov 29, 2000 | 02:47 PM
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From: Mahwah, NJ
Car: 1987 Monte Carlo LS
Engine: 357 TPI, LT4 hotcam
Dude, Your 88 will have a roller cam not a regular flat tappet cam. Summit really does not list TPI parts well. The intakes (Accel, TPIS, EDelbrock) are all going to be around $300+ and the cheapest roller cam I've see in Summit for TPI is around $275. Unless you start looking in the classifieds for used stuff I don't see it happening for $400 with new components.

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Old Nov 29, 2000 | 05:25 PM
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ScreaminDeamin85Z's Avatar
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From: College Station/Spring, TX
thats weird i have never seen a new TPI intake for less than $350. or maybe i have been buying form the wrong companies for the past few years. i would buy headers and other little things before i bought a cam and intake, IMO

------------------
Brandon
"ScreaminDeamin 360"
350 60 over, TRW forged 9.83:1 pistons, crane cam 216/228 .484/.512, crane 1.6 RR's, ported plenum, home made ram air, 19 lb SVO injectors, crane AFPR
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Old Nov 29, 2000 | 07:17 PM
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From: Orange, SoCal
Car: 1990 Pontiac Trans Am
Engine: 355 TPI siamesed runners
Transmission: Tremec T56
Axle/Gears: 12-Bolt 3.73
Originally posted by dude12387:
im lookin in summit right now, and all i see is cams under $200, with a few exceptions, as for manifolds, i see them in the $115-$230 price range. all i want to know is either how to match them or what is a good match
and i already have headers, and an exaust
You're looking at carburated intake manifolds for $115-230, which wont work for a TPI. Jegs and Summit have TPI/LT1/LS1 sections, which is where you need to look for an intake manifold. You will also need a roller cam for 87+ engines, which cost more than $200, usually. Late model stuff is expensive, unfortunately.


------------------
1991 Camaro Z28
5.7L 5-Speed (originally 305)
13.25 @ 107.18 MPH
Southern California
Member: SoCal 3rd Gen F-Bodies
Webmaster: SoCal F-Bodies
-=ICON Motorsports=-
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Old Dec 3, 2000 | 09:44 AM
  #8  
D_Amlee's Avatar
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From: Oklahoma City, USA
Car: 89 IROC
Engine: Yes
Transmission: That, too.
You also have to take into account the fact that when you change intakes on a TPI system there is more than one piece. The lower base is one unit, normally costing between $300 to $450 new, then you have runners to consider which cost between $250 to $500 new. If your chosen cam is a pretty good breathing design, your stock intake runners may choke off the air flow, which is why you may want new runners to make the most of your camshaft's potential.

Definitely check the classifieds for used intake bases and used runners. Check some of the other linked message boards also, and keep looking. The cheapest I've found for new units was $300 for a new Edelbrock base through an internet group purchase, and $275 for an SLP semi-siamezed runner set. In addition to checking the classified boards, look at group purchase boards. Sometimes you can get in on good deals that way.
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