slp siamesed runners
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
Yup!!This Aint My First Trip To The Rodeo!!!I HAve Data To Prove It!These l98's Have The Potential.Yes TPIS Stuff Is Pricey!But It Works!!Pay For The Power Once!!Not After 2 or 3 Bad Calls!You Could Put A Stock Lt1 Intake On A L98 & Still Would Not Make The Numbers Of A TPIS Mini Ram!!!Do Tour Research!!!I Have!& Dats The Way Im Going & Gonna Be Emissions Leagal!!
Joined: May 2009
Posts: 4,915
Likes: 40
From: Far West
Car: 1986 Camaro Z28 IROC-Z
Engine: 350 Tuned Port Injection, for now.
Transmission: 700R4
Axle/Gears: Posi - 3.23
Re: slp siamesed runners
Yup!!This Aint My First Trip To The Rodeo!!!I HAve Data To Prove It!These l98's Have The Potential.Yes TPIS Stuff Is Pricey!But It Works!!Pay For The Power Once!!Not After 2 or 3 Bad Calls!You Could Put A Stock Lt1 Intake On A L98 & Still Would Not Make The Numbers Of A TPIS Mini Ram!!!Do Tour Research!!!I Have!& Dats The Way Im Going & Gonna Be Emissions Leagal!!
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
Ive Been Told By TPIS Reps That The Dart Pro 1 180 Head Woks Best!Again Pricey But Why Buy Parts 2,3 Or Mor Times To Find The Right Combination!!Go With The People Who Know TPI Cars!!!TPIS!!!!
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
Go To Teir Web Site!Check The Numbers & Contact Their Techs!Then Make Your Own Dissusion Whats Best For You!Just A Thought.Make Your Own Educated Dissusion.Weigh The Pros & Cons.Profile Ur Cam For What U Wanna Do!The Power Is In The Intake.Thats Just My Opinion.
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
It's Better That You Get The Info From The Horses Mouth.Then You Decide!But What I Know Is The TPIS Mini Ram Works Better Than A Lt1 SetUp!My Profile Says Im A Junior Member But I Have Several Years Of Eng Building Under My Belt!All I Can Say Is Again!If You Update Ur Top End!Make Sure Ur Bottom End Is Good To Go!If Not,Sumpin Gotta Give!!Get My Drift,LOL!!
Supreme Member
Joined: Feb 2006
Posts: 1,777
Likes: 27
From: Sanctuary state
Car: 67 ******mobile
Engine: 385 Solid roller
Transmission: T-56
Axle/Gears: 4.11
Re: slp siamesed runners
Geez you on their payroll? lol
Know the 180s can pour out as large as 191cc (dart)
On roller tips...get a decent brand youll be fine. No guarantee roller rockers are perfect either.
Some like em some dont. You wont see a difference between the two SOTP
now cheapo or GM stamped, yes all over the map.
Ran them on mild cammed builds for yrs (roller tipped not full roller) never had an issue and knew the valvecovers would fit without grinding on them .
Know the 180s can pour out as large as 191cc (dart)
On roller tips...get a decent brand youll be fine. No guarantee roller rockers are perfect either.
Some like em some dont. You wont see a difference between the two SOTP
now cheapo or GM stamped, yes all over the map.
Ran them on mild cammed builds for yrs (roller tipped not full roller) never had an issue and knew the valvecovers would fit without grinding on them .
Joined: Oct 2001
Posts: 12,214
Likes: 1,140
From: Il
Car: 1989-92 FORMULA350 305 92 Hawkclone
Engine: 4++,350 & 305 CIs
Transmission: 700R4 4800 vig 18th700R4 t56 ZF6 T5
Axle/Gears: 3.70 9"ford alum chunk,dana44,9bolt
Re: slp siamesed runners
I! think! someone! needs! to! use! more! of! these!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Run the AFR 195-210s, a cam and rockers that will work the heads, install the FIRST TPI intake or the mini ram and be happy.
Run the AFR 195-210s, a cam and rockers that will work the heads, install the FIRST TPI intake or the mini ram and be happy.
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
Really!!!!Who Ever You Are.I Have Built Way Better Motors Than L98's!,TPI's!Especially Vette Motors!I Dont Necessarily Like TPI Eng's But Thats What Is In My Z28 & I Wanna Keep It Original.You Wanna Critisize Someone For Givinig Advise!Dont Be A Hypocryt!Help A Brotha/Sista Out!If Ur Tech Is Better,Then Give A Better Suggestion!My 327 Was Puttin Out 550H/P!With Stock Camel Hump Heads!Naturally Asperated(no NOS)!I Like N Beleive In What TPIS Is Doing!If You Better Then,Hats Off To You!!Im Just Trying To Help Someone Out!2 Fingas!!God Loves You!
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
Futher More I Cant Believe How Senior Members Get Where They Are!Senior Members Should Be Guiding Sabordanets Not Ridiculing Them!!Just A Thought!But If I Could Rebuild That 65 327 Again!I'd Put My Pink Slip On It!!& Take Dat Vette If Dats What Your Runnin!LMMFBO!!!!Peace Out!!!
Supreme Member
Joined: Feb 2006
Posts: 1,777
Likes: 27
From: Sanctuary state
Car: 67 ******mobile
Engine: 385 Solid roller
Transmission: T-56
Axle/Gears: 4.11
Re: slp siamesed runners
All I have is a heavy truck....youd probably win anyway. 
550 out of NA 327 with stock camels Id love to hear how you did this.

550 out of NA 327 with stock camels Id love to hear how you did this.
Senior Member
iTrader: (2)
Joined: Apr 2012
Posts: 604
Likes: 1
From: Norwalk, Ohio
Car: 1989 Firebird Formula
Engine: 385
Transmission: Full Manual TH350
Axle/Gears: Moser 9" 3.70
Re: slp siamesed runners
I think he was referring to your excessive use of caps and exclamation points, not your advice.
Joined: Oct 2001
Posts: 12,214
Likes: 1,140
From: Il
Car: 1989-92 FORMULA350 305 92 Hawkclone
Engine: 4++,350 & 305 CIs
Transmission: 700R4 4800 vig 18th700R4 t56 ZF6 T5
Axle/Gears: 3.70 9"ford alum chunk,dana44,9bolt
Re: slp siamesed runners


Maybe someone needs to slow down, proof read and put all their thoughts into a clean clear easy to understand single post.
This way, the rest of us don't get a headach trying to read a bunch of rambling over 3-4 posts
Some of us get where we are and know what we know by having worked with these cars since they were new.
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
You Should Be Good.may need to purchase taller valve cover though,due to the added height of the rockers.
Joined: Apr 2004
Posts: 63
Likes: 0
From: nw indiana
Car: 91 Z28
Engine: 383-Carb
Transmission: TH400/3500 Stall
Axle/Gears: 3.73
Re: slp siamesed runners
yeah ur right.sometimes i get wound up quick.i know where u are coming from w/the experience factor,i am a seasoned journeyman diesel technician.But the point i was making was i was trying to help someone & piont them in the right direction,i didn't feel i should have been ridiculed for offer help to someone.that all.in the end i think we're all trying to help in some way.
Joined: Mar 2004
Posts: 313
Likes: 1
From: Winter Haven Fl
Car: 1991 Z28 convertible camaro
Engine: 383 superram
Transmission: Level 4 Vigilante 3000
Axle/Gears: 3:42,Torsen, moser axles LPW girdle
Re: slp siamesed runners
I wouldn't give you any "PERFECT" combination plans, as everyone has their own toughts...
But I can tell you that I did many different combination from 305 to 383, and if I had to do over this process again, the only good advice I can give you is to be patient, save money, do your homeworks to save you some $$$ and headaches, and do it right the first time!!!
Be sure of your goals whatever they are, plan your maximum budget and add couple hundreds (you will need them) and be prepared for a REAL change from your factory setup. I wouldn't mess with the 305 but that's my own opinion and may not suit your goals and budget.
At the very end you will save thousands $ and be very satisfied with the final results.
But I can tell you that I did many different combination from 305 to 383, and if I had to do over this process again, the only good advice I can give you is to be patient, save money, do your homeworks to save you some $$$ and headaches, and do it right the first time!!!
Be sure of your goals whatever they are, plan your maximum budget and add couple hundreds (you will need them) and be prepared for a REAL change from your factory setup. I wouldn't mess with the 305 but that's my own opinion and may not suit your goals and budget.
At the very end you will save thousands $ and be very satisfied with the final results.
Supreme Member
iTrader: (15)
Joined: Oct 2003
Posts: 3,449
Likes: 5
From: Charlestown, IN
Car: 1971 Camaro
Engine: 427
Transmission: TKO600
Axle/Gears: 3.73
Re: slp siamesed runners
I thought this was about slp runners.
I'm considering some as well.
Curious where the other guy is finding the deals on the accel runners. I've been watching eBay and have yet to see a deal on any aftermarket runners.
I'm considering some as well.
Curious where the other guy is finding the deals on the accel runners. I've been watching eBay and have yet to see a deal on any aftermarket runners.
Senior Member
iTrader: (2)
Joined: Apr 2012
Posts: 604
Likes: 1
From: Norwalk, Ohio
Car: 1989 Firebird Formula
Engine: 385
Transmission: Full Manual TH350
Axle/Gears: Moser 9" 3.70
Re: slp siamesed runners
Just keep an eye out, I got mine from the TGO classifieds. Siamesed SLP runners and Edelbrock base, + a plenum for $400.
Joined: May 2009
Posts: 4,915
Likes: 40
From: Far West
Car: 1986 Camaro Z28 IROC-Z
Engine: 350 Tuned Port Injection, for now.
Transmission: 700R4
Axle/Gears: Posi - 3.23
Re: slp siamesed runners
You just missed out on my setup that I sold last month. I hade a Edelbrock hi flow TPI base, SLP stage 3 Siamese by Darin, and a siamesed ported plenum. All port matched. Spent $50 for plenum, $270 for slp runners, and $250 porting job. Sold it for $500. Needed quick cash.
Senior Member
iTrader: (2)
Joined: Apr 2012
Posts: 604
Likes: 1
From: Norwalk, Ohio
Car: 1989 Firebird Formula
Engine: 385
Transmission: Full Manual TH350
Axle/Gears: Moser 9" 3.70
Re: slp siamesed runners
Because TPIS was mentioned once in a post lol. Gotta love the TGO search...
Joined: May 2009
Posts: 4,915
Likes: 40
From: Far West
Car: 1986 Camaro Z28 IROC-Z
Engine: 350 Tuned Port Injection, for now.
Transmission: 700R4
Axle/Gears: Posi - 3.23
Re: slp siamesed runners
Because tpis is mentioned in the thread. Duh.
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