ir3333's latest activity

  • ir3333
    ir3333 replied to the thread Are 340’s rare.
    Be careful what you wish for. The 408 may not be what you think you want. I have a friend with a 396 camaro and a 408 dart. Both engines...
  • ir3333
    ir3333 replied to the thread Are 340’s rare.
    Something that hasn't been mentioned is the return someday if you decide to sell.
  • ir3333
    ir3333 replied to the thread Are 340’s rare.
    I'll say it again...340 guys take a lot of heat. I have seen a lot of 360 a bodies much nicer and faster than any of my builds have ever...
  • ir3333
    ir3333 replied to the thread Are 340’s rare.
    I wouldn't build a 68 - 73 A body or a 70 - 73 small block E body with anything but a 340, not even a clone. That was the performance...
  • ir3333
    You would be limited to the cam size for either head. I think stock X or J heads flow stalls out around .490 valve lift. Those TV guys...
  • ir3333
    Stock 1.88 valve j heads will support 400 hp. You will need to do a lot to the motor to gain anything with x heads. The J heads may have...
  • ir3333
    ir3333 replied to the thread 318 cam suggestions.
    Now we're getting somewhere. You need low end torque that will pull hard from idle and rev nicely to about 5200. without machining for...
  • ir3333
    ir3333 replied to the thread 318 cam suggestions.
    Back to the original post. What is the purpose of your build? cruising, quarter mile or fun street? It makes a big difference.
  • ir3333
    ir3333 replied to the thread Drum to Disc MC Issues.
    Dadsbee is correct. The caliper pistons only move a few thousands of an inch.The extra volume is for pad wear and you'll probably never...
  • ir3333
    ir3333 replied to the thread How much HP...again.
    I watched a lot of 383 Superbees and Roadrunners go down the strip in the 60's. The 323 gear cars were all 15 sec. but with slicks...
  • ir3333
    532 lift cam and x heads 350/360
  • ir3333
    ir3333 replied to the thread [SOLD] 1968 340 Engine.
    what is the partial vin stamped on the block at the bellhousing???
  • ir3333
    ir3333 replied to the thread 650 or 750 Edelbrock on 340.
    Late to this party... responses all seem to be based on max HP. For 1/4 mile the big carb but for a strictly street driven car, the 650...
  • ir3333
    These guys a paid by the manufacturers whose parts they advertise. Here's Comp's own honest dyno of a 9.0:1 350 with good Dart heads...
    • xe268.JPG
  • ir3333
    ir3333 replied to the thread 1” or 2” lift Espo springs.
    I agree..higher in the rear is preferred by a lot of guys. I'm just not one of them.
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