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Hi! Im into changing my valve guides in my Mopar Commando heads! Im using the P5249186 (2.08, 3/8 stem ) intake valve and the P5249188 (1.65, 3/8 stem ) exhaust valve. Both are 3/8 stem, the problem is i dont know what lenght to go with on the guide? I dont have the heads at home so i cant...

I have just taken the enginge and trans out of the car for a major look-trough and upgrade. Im going to change to a roller cam from hughes engines, eagle H-beam rods and possibly new pistons. The trans will get a new 3800 stall converter from Dynamic and an overhaul with new clutches and so...

Anybody using a Hughes Engines roller cam? Any thoughts about them, quality, performance etc ? Any difference from say Comp or Cranes roller cams ? Im gonna go for a solid roller cam! :) Thank you! :)

What is it when a carb has a annular discharge ? And what is it good for ?

What oilpan do you guys with 340/360 strokers use? I still have a stock pan with a lousy pickup but a melling pump. Im thinking of upgrading the pan and pickup but im not sure what to go for! Moroso or Milodon or something else? Also anyone running a Hughes engines main girdle? How is...

Does anyone use these lifters? I have read alot of good stuff about them, but are they worth the price you have to pay for them? Heard they were reusable if you change the cam? Just bought a new cam from hughes engines with 260/264 @50 lift with .587/594 " lift with 1.5 rockers. Does...

Im curious about which of these manifolds would do best for my setup, i currently have a Mopar M1 ontop of a pair of ported mopar commando alu heads that have been ported a little ( 277cfm at .600" lift ). Its a 416 stroker. I have just bought a new cam for the engine with 260/264 @50 lift with...

Hi! I have a question about vacuum! I just got help from a friend to measure the vacuum on the engine. The thing is we got 15 inches per mercury! I think thats alot and i wonder what may cause it!? The engine is a 340 stroked to 416cui. The cam is a comp cams mechanical cam with 280/300...

Hi! I recently got some info on the engine that sits in my car that i bought last year! The engine is a 340 stroked to 416 with mopars 4.0" stroke crank. The crank has been cryonized (spelling?), what is this and what does it do? The rods are stock rods that have been shot peened and...

Hi! I just have a question about my camshaft! Im running a 340 with solid camshaft, i dont have the specs on it! I had the engine out this winter and checked it and i found out the timing chain lacked oiling. So i fixed that the stock way, one of the bolts that hold the camplate should have...

Hi! I just found three holley six pack carbs in the basement that my dad bought 20 years ago. I want to identify them but i cant find any good info on them, what car they are for and when they were made. Outer carbs have list nr 3659 stamped and date is 2003. The center has list nr...

How much do you guys with 340 stroker combos push your engines ? I´ve got a 416cui in my Duster with a 8 3/4 with 3:91 and it feels scary too go over 6k rpm. I have not tried it on the strip yet but i intend too! Does stroker combos tolerate as much rpm as a 340 do ? //Chrippa

Hi! Have a kind of serious problem with my cam! I recently tore my engine down to fix one of the heads and now i have finally got it back from repair! I imported the car and didnt get the cam card with the car! I have the specs on the cam but cannot find it on comp cams website! As i...

Hi everyone! I recently bought my Duster from the US! The previous owner told me that he had bored the 340 that sits in the car .070 and stroked it to 412 cui! The stroke kit came from Hughes Engines! Has anyone tried this kit out and how bad is it to bore that much? What i heard...