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  1. M

    [FOR SALE] 8 3/4 sure grip center section

    Here is a clutch type 742 case center 2.94 gear I am located in Toledo Ohio would prefer local pick up 550$
  2. M

    [FOR SALE] 8 3/4 sure grip

    8 3/4 center section strong 742 case with 3.55 gears not many miles on it pulled it from my challenger its in very good condition local pick up for San Diego 650$ I would also be interested in a trade for a suregrip in a 3.23 or 3.91 in a 742 or 489 case
  3. M

    8 3/4 center sections

    So I two 8 3/4 center section one is a 741 the other a 742 I noticed when I turned both of them one is alot easier to turn then the other . I put them both up to dial indicator and noticed that the lash is set correctly on the both of them . why would one have less resistance to turn than the...
  4. M

    strength between a large yolk in a small yolk

    Is there a large different between strength in a small to a large yoke for a 8 3/4 rear ? I been running 500hp in my 340 with no problemes yet and have a small yoke on it. Iam looking to up grade my tires should I invest in some larger yolks ?
  5. M

    best gear oil for a 8 3/4 sure grip

    Looking for the best gear oil for my 8 3/4 suregrip what weight should I run? the guys at auto zone tell me 70w but I do not trust them ! Any any particular brands or additives I should add thank you
  6. M

    Holley vs proform

    so i am was looking to buy a new carb for my 340 and was wondering whats the difference between 750 Holley Ultra Double Pumper and a street series 750 proform carburetor are you paying the extra 100$ for quality or just the Holley name ??? Holley 750...
  7. M

    what compression is needed for 91 octane

    So I am living in San Diego and the highest octane at the gas stations is 91 my 73 340 has 10 to 1 compresstion I have been mixing race gas but I am really tired of paying 8.99 for a gallon of it I looking into maybe doing some head work to reduce this need for mixing gas . what compression...
  8. M

    in need of a new steering wheel

    i have a 74 dodge challenger with a 2 spoke large original steering wheel and have decided to go with a pro touring rout with my challenger and in need of something in a smaller then what it came with form the factory. does anyone know of any good options for a smaller steering wheel???
  9. M

    stroke or not to stroke

    so i was looking into replacing my cast crank to go with a forged one in my 73 340 there are lot of forged cranks out there but i was thinking about just putting a stock stroke forged crank or maybe getting a stoker set up. my question is when dealing with forced induction wouldn't you want to...
  10. M

    having my heads ported ?

    i was looking into having my eddy heads ported. from Hughes its about 1400$ Cleaning of your used heads CNC porting, Racing Valve Job and detail finish work Extra clearancing of pushrod tunnels One piece stainless valves. 2.08” intake with 11/32” stems Premium...
  11. M

    super charged 340 ???

    i was looking at some paxton superchargers for my 340 and was wondering if it will handle 7-8lbs of boost my 340 current set up fresh rebuild .30 over eagle stock stroke crank (cast) out of the box closed chambered eddy heads 60779 eddy air gap intake 1 inch hvh spacer 750...
  12. M

    air gap porting ?

    so i was wondering if porting my eddy air gap intake would bring any benefit to my 340 ? Is port matching is good as your going your going to get with a dual plan intake ? i know Hughes offers a port matched intakes and stage 1 and 2 porting on intakes but i am not sure if i will gain with it...
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