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Old 05-10-2015, 11:59 AM   #12
MikeB
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Join Date: Jul 2000
Location: North Texas
Posts: 3,376
Re: If youve had questions about integral vs. non-integral head inline 6's w/pics

Just want to add that the two chambers on top of the valve cover are part of the PAIR system -- Pulse Air Injection Reactor. It uses exhaust pulses instead of an AIR pump, and is a big kludge. The other side looks even worse.

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Mike
1969 C10 LWB -- owned for 34 years. 350/TH350, 3.08 posi, 1st Gen Vintage Air, AAW wiring harness, 5-lug conversion, 1985 spindles and brakes.
1982 C10 SWB -- sold
1981 C10 Silverado LWB -- sold, but wish I still had it!
1969 C10 (not the current one) that I bought in the early 1980s. Paid $1200; sold for $1500 a few years later. Just a hint at the appreciation that was coming.
Retired as a factory automation products salesman.
Worked part-time over the years for an engine builder and a classic car repair shop.
Member here for 23 years! This is the very first car/truck Internet forum I joined. I still used a dial-up modem back then!
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