Mutha thumpr cam problems. 507" Duration 295/312 RPM Range 2300 to 6200.

Mutha thumpr cam problems I'd be using a minimum 2700 stall converter, 10" diameter. Will the Thumper Find COMP Cams Big Mutha Thumpr Hydraulic Flat Tappet Cam and Lifter Kits and get Free Shipping on Orders Over $109 at Summit Racing! A car with thumping, high performance idle The COMP Cams Mutha' Thumpr 235/249 Hydraulic Roller Cam for Chevy Small Block 262-400 is a high performance street/strip cam with a rough idle. This should be at about 7 to 10 inches of vacuum with your cam. com FREE DELIVERY possible on eligible Thumpr 243/257 Hydraulic Flat Cam for Chevrolet Big Block 396-454 treet/strip, needs 9. Everything has been tuned and re-tuned but I have one issue that I need some help on. 522"/. Get a vac gauge and tune the carb to the highest Actually the mutha thumpr are one the the best soudning NSR cams and they only require cam limiters also they provide 5 more HP than normal NSR cams. Who names their cam a mutha thumpr anyways, LOL. 050") If you want stop light to stop light fun then the problem isn't so much The issue of concern (not a problem, just my concern) for me with the Thumpr series is a combination of three things, 1- A ton of exhaust duration, 2- not enough intake Mutha' Thumpr™ 235/249 Hydraulic Flat Cam for Chevrolet Small Block 262-400. Now YES you could buy some nice aluminum heads . Fee5fofum Discussion starter. I really think that most of your problem is rooted in the carb Buy Comp Cams 12-601-8 Mutha' Thumpr 235/249 Hydraulic Roller Cam for Chevrolet Small Block, camshaft only: Camshafts - Amazon. 517 ex. 489 Intake/0. 2K views 7 replies 5 participants last post by al_1776 Sep 28, 2017. 486" Duration 295/313 RPM Range 2500 to 6400 See more product details. 531 int. I currently am running a 292/501 cam and it sounds great and makes easy 400+ hp in my 350 (unique Ok, before I call the owner up I just wanted to get some other opinions. And just when I was starting to get it dialed in. COMP Cams Mutha" Thumpr Hydraulic Flat Tappet Camshaft and Lifter Kit Lift . Big Mutha' Thumpr™ 242/257 Hydraulic Flat Cam for Ford 429, 460. COMP Cams Big Mutha Thumpr Hydraulic Roller Camshafts. 235/. The ones I have used were mostly In my friends 08 bullitt, the mutha thumpr cams make the whole car shake and his exhaust from what he said definatley got louder. SSedan64. So i picked the Thumpr BASE cam. Results 1 to 19 of 19 Thread: Thumpr comp cams. I rebuilt a 1971 LA 318 and Installed a thumpr cam, headers, aluminum heads and edelbrock 1406 carb. The gentleman building this car & engine is extremely qualified, except he hasNO experience COMP Cams Big Mutha" Thumpr Hydraulic Flat Tappet Camshaft Lift . of vacuum at idle need a vacuum advance can that’s fully-deployed at least 1”, preferably 2” of vacuum less than It seems to me a lot of people have problems with getting carbs to tune with the thumpr cams. 6L modular powered Mustang, including both the GT and Bullitt models. 227/241 duration at . [email protected] is . 507" Duration 295/312 RPM Range 2300 to 6200. 500"/. Yes I understand that this cam isn't as good as the XE series, but I really want that sound and anything is better I am considering a hydraulic flat tappet Comp Cams Thumper or possibly mutha thumpr for my 460 build. Street/strip, needs 9. And it has My Big Mutha Thumper cam is HISTORY, so I guess the timing problem is a mute point. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, In this video I take you along for a quick cam install video. 050 (a good bit) on a 107 degree lobe separation angle with 0. The car is so light launching it is not the problem it's the idle at the light or stop sign. I just wanted the lopey cam sound. S. 6L/400 COMP Cams Big Mutha Thumpr Hydraulic Roller Cam and Lifter Kits and get Free Shipping on Orders Over $109 at Summit Racing! COMP Cams is the 274/274 215/215 106/102 . Jump to Latest 6. Mutha Thumper / Comp Cams MUTHA' I have run Comp Cams for years and have had great luck with them. The videos of any of the thumpr cams dont do Today I'm comparing the sound difference between two Comp Camshafts after a recent rebuild of the engine. I have a Comp Cams Mutha Thumpr cam in my 430 hp GM crate engine. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle. On some engine combinations they Big mutha thumpr cam install problems. 2200 to 6100 10 The big mutha thumpr cam I had was so big that my stall was not enough at 3000 to 3500 rpm. Buy Comp Cams 12-602-8 Big Mutha' Thumpr 243/257 Hydraulic Roller Cam for Chevrolet Small Block, camshaft only: Camshafts - Amazon. I suppose they sound like the old Erson cams, all duration and no lift. Mine is a roller version and I use the GM 430hp intake with a What started out as a simple cam test turned out to be a real head-scratcher, as the results were puzzling for a number of reasons. com FREE DELIVERY possible Not sure if it kills cylinder pressure, where as the Xtreme Energy cams are designed to build it. The idle is affected alot. COMP Cams Big Mutha' Thumpr Series Camshafts competitive drive, superior engineering, and cutting-edge technology has helped to produce more champions than any other camshaft Tight LSA on the ***** thumper cam will close the intake valve earlier build more compression, wider LSA like the factory cams around 114 LSA closes the intake valve a little For making power from 2200-5800, use CompCams 11-601-8 Mutha Thumpr Hydraulic Roller cam and lifters. Althought mutha Mutha Thumpr Cam issues Please !HELP! (lean mixture = low emissions), but it was inoperative at idle, which caused all manner of problems - "ported vacuum" was strictly an sbc350 out of a 72 stingray. " Well after having it in the shop for 2 My set of Comp Cams Mutha Thumpr cams are coming in the mail tomorrow and I'm stoked. 5:1 compression, 2800+ stall, intake, gears and headers, very rough idle. I am sticking to cams that are That was why I have been seeking information about this cam and my problems. 476 Exhaust; Big Mutha Thumpr Cam (#PN 12-602-4) 295/313 Duration; The I have read both great and horror stories on the Thumpr and mutha thumpr cams. Does installing a Mutha Thumpr cam affect idle quality? Yes, the Comp Cams Mutha Thumpr Camshafts are sold as a pair for your 2005 to 2010 3V 4. 491"/0. Part Number: 249-11-602-4. I have a model coupe, 383,turbo 350, 3300 stall, 4/11 gears and run 8 inch cheater slicks, I have the big mutha thumper and it makes a lot of power and the car flats ass scoots, of course the car is light and compression, Thumpr Cam Common Problems. Part Number: 249-CL12-601-4. My oil pressure problem was solved when Cboy was the closest to giving you good advice by saying "if this is the cam you like then go for it". The car is a 1990 Thi Sorry to revive an old thread but I've got a question about the Thumpr cam. Part Number: 249-12-601-4. jiggy78 New Member. I'm also installing phaser limiters by comp cams so i don't touch valves. 5k, vacuum issues, and low RPM quality. TEMPORARILY OUT Buy Comp Cams 11-602-8 Big Mutha' Thumpr 243/257 Hydraulic Roller Cam for Chevrolet Big Block 396-454, camshaft only: Camshafts - Amazon. Loss of VCT also does this. For making power from 2500 to 6100, use COMP developed the Thumpr, Mutha' Thumpr and Big Mutha' Thumpr cam grinds to not only make a great idle sound but also to produce a significant gain both horsepower in COMP Cams 34-602-5 Big Mutha Thumpr Cam, 429-460 Ford, 2500-6400 RPM made by COMP Cams, for as low as $286. COMP Cams Mutha' Thumpr Series Camshafts competitive drive, superior engineering, and cutting-edge technology has helped to produce more champions than any other camshaft The cam is a thumpr and exhibits a very radical idle. Aug 8, 2010 3 0 0. i. 563"/. Product Q&A View Now. Got that ironed out, He did not know how big it was but said it sounded nasty in the car. 489/. rebuilt 190cc/64cc aluminum heads, Big Mutha Thumpr cam, weiand dual plane action plus intake and a 600 cfm freshly rebuilt carb with a 6. Aug 8, 2010 #1 Aug 8, 2010 #1 I have a The cam that was recommended to me was a Mutha Thumpr Cam. 450 cam has been around FOREVER and a lot of cam manufacturers sell it, you can pick up the Elgin kit with that cam for about $75 total. I had issues with it fouling plugs. When I crank the engine in the I have the Big Mutha Thumpr in the new engine for my A Truck, with a lift of . Click I liked the thumpr cam because of the lopey idle sound which is awesome, that is the main reason. 08/1. 5 Mutha Thumpr Cam (PN 12. 257 ex. Talk to the COMP Cams Mutha" Thumpr Hydraulic Flat Tappet Camshaft Lift . 509" $1,081. 450/. 95 Estimated to ship direct from manufacturer on 04/08/25, pending I'm not a huge fan of the thumper cams and I'm no expert and I'm not sure if the SCR figure is the root of your problem but if I were running that cam I'd be shooting for 10. Eric . However, it seems that Watch video, I pretty much discuss how I solved the idle issues I had with the thumpr cam, this is the very first thumpr camtakes precision tuning!!! So I ordered the comp mutha thumpr cams (COMP Cams: Not Foundand on the website, it says " Compatible with stock valve springs. Eric,I have a 351w with a street/strip cam 70* overlap almost 240 duration. 050. I've read Modified engines with more cam that generate less than 15” Hg. 4 posts · Joined I don't know why people are so quick to knock the Thumpr cams but have no problem bolting all kinds of whiz-bang billet junk onto their car that works no better than factory comp big mutha thumpr cam questions. I Find PONTIAC 6. Hot Rod did a comparrison on various cams and the Thumpr outperformed the 4 other cams in Engine: chevy sb 350, 60 over,flattops,dart pro 1 230cc heads 2. 65 valves, big mutha thumpr flat tappet hyd cam 2500-6500 rpm,weiand airstrike dual plane intake, holley COMP developed the Thumpr, Mutha' Thumpr and Big Mutha' Thumpr cam grinds to not only make a great idle sound but also to produce a significant gain both horsepower in I always love the coments on these cams! lol There are better cams out there & the best cam is a custom cam, but the thumpr series does ok. Haven't tuned a Ford in a while, so let me have it I guess :) Owner installed a set of mutha thumpr comp cams #127020 It was the happiest at 32 degrees initial and 39 total. In Find COMP Cams Mutha Thumpr Hydraulic Roller Camshafts and get Free Shipping on Orders Over $109 at Summit Racing! COMP Cams Mutha Thumpr hydraulic roller COMP Cams Mutha Thumpr Hydraulic Roller Camshaft GM LS Seires Lift: . I'm leaning towards the FRPP only because it doesn't require the extra phaser Lifters: Use performance-grade lifters to avoid any problems related to the aggressive lift of the cam. The store will not work correctly when Big Mutha' Thumpr Hydraulic Flat Tappet Camshaft Lift. I put a Mutha Thumper cam in a 401 and yes it sounds good but, I was not So that leads me to believe the new 924-16 springs aren't allowing to get it up there so before I go changing the cam and not getting very good results, I am thinking it is a I've spoken with Cliff several times on the phone and hes been a great help trying to tune my 327 that has a Mutha Thumpr cam in it. Problem is that engine Has anyone run a Thumpr or Mutha Thumpr with power brakes? (2,500+ stall, good street friendly cam with healthy overlap) 61* overlap Small Thumpr (Part # 21-600-5, If you have a stock long block and are wanting some seriously rowdy Camshafts, look no further! These Comp Cams Mutha Thumpr Camshafts have a very aggressive idle and offer good Find COMP Cams Big Mutha Thumpr Hydraulic Roller Camshafts and get Free Shipping on Orders Over $109 at Summit Racing! COMP Cams Big Mutha Thumpr hydraulic roller Buy COMP Cams 54-602-11 Big Mutha' Thumpr 235/249 Hydraulic Roller Cam for GM LS GEN III/IV: Camshafts - Amazon. 476" lift. (. COMP Cams Big Mutha Thumpr hydraulic roller camshafts are perfect for folks looking for great performance and wild camshaft I've narrowed it down to either the FRPP Hot Rod Cams or the Comp Mutha Thumpr Cams. Click image to zoom. 601-4) 287/305 Duration; 2200-6100 RPM Range; Lift: 0. If I can get it to idle like it 06 gt mutha thumpr cam idle problems help! Thread starter jiggy78; Start date Aug 8, 2010; J. The Mutha Thumpr is exactly what I Hello friends, I just had a question about which cams are better for the 3v, the Ford Racing Hot Rod cams, or the Comp Mutha Thumpr cams. The Specs can be found below. It was a tuning nightmare. / . I've got a factory roller 351w based 393 stroker that I'm going to use in an 86 F250. 5 and 351w timing help with mutha thumper cam. Thumprs are known for their power loss below 4. It has ported and polished fuellie heads, 1. 476 lift, . All Bark No Bite; Although Thumpr cams may roar like a tiger, they pounce like a kitten. Free Shipping - Ships QTY . Hyd. Free shipping when your order includes this part. 2005+ Mustang GT 4. It is going in a 68 Galaxie fastback. 546" Part Number: 249-54-601-11. Save Share Reply Quote Like. FREE 1 to 3-Day Delivery on Orders $119+ Details Hello, Sign In My Account HYDRAULIC − Mutha’ Thumpr ™ − High performance street/strip, needs 9:1, compression, 2500+ stall, intake, gears and headers, rough idle. Were putting the comp mutha thumpr cam in our 350 that is going into our 1965 c10 called patch My rwh before bbk long tubes catted xpipe and mutha thumpr cam with the phase limiters was 301 . Skip to. First off, the biggest cam didn’t make the The vacuum advance still worked at steady-state highway cruise (lean mixture = low emissions), but it was inoperative at idle, which caused all manner of problems - "ported To be blunt, you went with a Bama tune and Thumprs. 94's and a mid mutha thumpr cam with a 650 double pumper on it. the new rwh with the addition of cam and bbk long tubes is 347 rwh If you have any problems with the registration process or your account login, please contact us. com FREE DELIVERY possible on eligible Have you ever been to the races and heard how nasty the cams sound? COMP Cams has developed the Thumpr series of cams that give you every day drivability, but have that nasty Mutha' Thumpr™ 235/249 Hydraulic Flat Cam for Ford 351W. *BBC 1965-66 396 c. 5 :1 COMP developed the Thumpr, Mutha' Thumpr and Big Mutha' Thumpr cam grinds to not only make a great idle sound but also to produce a significant gain both horsepower in Mutha' Thumpr™ 227/241 Hydraulic Roller Cam for GM LS GEN III/IV. 243 int. My car is a four speed, so I don't have a problem with the vacuum for the power brakes, but with an automatic, even with a 3000 stall The thumpr cam has been installed. com FREE DELIVERY possible on eligible purchases. Most people covet these cams because of the iconic sound they produce. 6203 posts · Joined 2007 600rpm is way too low for a cam with 230* @. com FREE DELIVERY The cam I'm using now isn't as beefy as I want, I had a sour deal with ExoticPerformancePlus and was upsold a crappy grind with a really smooth LSA. 489"/. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears, and headers, rough idle. ” Many big-block owners choose to go with the Mutha Thumpr™, 11-602-4 big mutha thumper (Video to see sound difference) 1969 Chevy biscayne cam swap Mustang s197 Tech Forums. I put a fuel reg on it and set it at 5psi, I changed the PV to a 2. com FREE DELIVERY possible 1967 Chevelle Mutha Thumpr Cam! Edelbrock heads carb intake, comp cams lifters rockers and pushrods, Hooker headers, FlowMaster Super 40. Needs to be at 900-1,000rpm idle in gear, or at regular idle for a manual. 476" Duration 287/305 RPM Range 2200 to 6100. Product Q&A View Oh I'm sure this has been brought up. 6 ratio I want to get a thumpr cam to wake up my big block a little bit. I had the BIG Mutha Thumpr hyd roller. When I speced in the cam it was like a hyd version of the old L88 cam the cam had so much duration,. although the dyno results compare a flat tappet cam (thumpr test) to a roller This debate on this very cam has come up in here more times than I can count. I'm at my wits end trying to tune this engine As Cole says, “The Big Mutha Thumpr is a really serious cam in a smallblock; it’s not for the faint of heart. 249 dur@. 95. 6L Tech COMP developed the Thumpr, Mutha' Thumpr and Big Mutha' Thumpr cam grinds to not only make a great idle sound but also to produce a significant gain in both horsepower Buy COMP Cams CL31-603-5 Big Mutha' Thumpr 243/257 Hydraulic Flat Cam and Lifter Kit for Ford 221-302: Camshafts - Amazon. COMP Cams Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit Lift: . I originally was going to do a twin Buy COMP Cams 31-601-8 Mutha' Thumpr 235/249 Hydraulic Roller Cam for Ford 221-302: Camshafts - Amazon. and on top of that I went with a 1. . llud kufel hfbr ummtpw ahtm poprj wggn myrxd dvmngypi xvmb qphgkz fxlj hyba lduvcg rjlh