Thread: 454 Rod Question
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06-27-2010 06:34 PM #1
454 Rod Question
Hello Guys
After raising four sons (and all of the cost involved) I am getting back into the game after a period of 30 years.
Back then I raced a mean 57 Belair 2 dr sedan with a 427 (rectanguar small chamber heads, solid cam/lifters, 11:1 forged pistons, Tarantula intake with Holley 850 dbl pumper, M22 Rockcrusher with '57 Olds 4.11 rear.
I bought that old Chevy as a prior Gasser from Alabama - it didn't have an engine, but it came with a box of 7 old Jahns 301cu pistons on pink rods that told the sad story.
The engine went down the road when money got tight, and the Chevy left shortly after son#4 was born.
I'm gathering parts for the newest version of my past - it will be either a 55 2dr sed or a 57 2dr sedan. I have (2) 454 2 bolt engines - both Mark IVs. Both have cast cranks, and factory 3/8 thumb rods.
I want to build a replica of my old big block, only bigger - solids, 11:1 forged pistons, Old Torker intake. I have 3 sets of 781 heads, so I am thinking of running these instead of rectangulars, with 2.25/1.88 valves.
I've been looking for a good GM forged crank, but they are few & far between with a 4 inch stroke. I don't want to go with a chinese crank - I've heard they are a balancer's nightmare.
I ran dimple rods back then in my 427 - are these the hot set-up for GM rods currently? Or should I stick with the stock 3/8 rods & use ARP rod bolts?
Thanks for your help guys!
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06-27-2010 07:20 PM #2
the 3/8 truck rods work ok but by the time you rebuild them there is other ways to go .i re build stock thumb rods can take a lot with ARP bolts and still use them in mild builds. a cast gm crank and two bolt block can take alot been there i done it many times its just all about the $$ you have to spend .the scats balance nice i build the 496 s with the scat s steel and cast steel comp star stuff is nice as well . i have a 427 060 over fresh machine work and alot of new parts. steel gm crank new 7/16 scat rods trw pistons new Erson hyd roller cam 4/7 swap roller cam big Oport heads 2.19 /188 valves with new Crane gold roller rockers i will have to let go soonLast edited by pat mccarthy; 06-27-2010 at 07:27 PM.
Irish Diplomacy ..the ability to tell someone to go to Hell ,,So that they will look forward to to the trip
You're welcome Mike, glad it worked out for you. Roger, it's taken a few years but my inventory of excess parts has shrunk a fair bit from 1 1/2 garage stalls to about an eight by eight space. ...
1968 Plymouth Valiant 1st Gen HEMI