The Jalopy Journal
think one of these would be simple to setup for marine app... would it bolt direct to stock intake.. and the flame-arrestor diameter? I hear...
Are you saying threads measure 1/2" OD? double checked mine, 5 1/8 and 4 3/8" long, indeed it does taper down to 1/2" OD, but threads measure...
I was curious and contacted ARP regarding bolt/thread length, here's their reply MercruiserOEM 4-3/8 bolt 10-67503 5-1/8 bolt 10-72769...
FYI, BTW, looks like ARP still recommends Mercs torque spec of "three equal steps to 140 ft lbs"... 200,000 PSI 9/16 inch Diameter...
What about these.. AND you can have 2-sets, or split cost with another 470 builder, I might be interested.. Prob find them even cheaper if you...
Think those look good, and all probably cross-ref back to OEM merc somehow... What I found from trying to cross-ref was that if you start with...
add BIG oil cooler ? or thicker/tall radiator, or locate smaller secondary cooler ?
Trust me, I considered option #1... just send it down the river and watch it drift away into the sunset as sit back drinking a beer enjoying...
hmm, thats what I thought. I'd really like to believe deck IS within 0.005" tolerance, throw new head gasket on, check timing with light and be...
WOW, lots activity since I last visited ~2 years ago. I like your guys enthusiasm for these BIG 4 bangers, not appreciated so much in the boat...
Separate names with a comma.
The Jalopy Journal