Surpentine belt Idler Relocation
#1
Going from a piston slap happy 4.8 to a fresh forged LS1 with a FAST 90/90 / ported 035 heads / small cam and need to relocate the Idler. I've already chopped off the upper corner where the old idler was and made room for the vacuum hose connection behind the huge Alt/PS bracket. The 4.8 fuel rail worked on the FAST, just had to make some mounts. Not the best looking but will work for now. I left the 5 speed in for now but later I'll stuff a T56 in there.
I know Speartech used to make one but not anymore.
Anyone know of any other vendors who sell them ?
Thx for any info.
I know Speartech used to make one but not anymore.
Anyone know of any other vendors who sell them ?
Thx for any info.
#5
Looks like that might work. To save some guess work, how thick of a spacer is required behind the idler? Oh, and belt length.
I'm sticking with the stock balancer as my truck is not a max effort, though every hp counts
I searched but did not see that pic.
Thx for the info !
I'm sticking with the stock balancer as my truck is not a max effort, though every hp counts

I searched but did not see that pic.
Thx for the info !
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SlvrSierra4.8
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Oct 1, 2015 09:39 PM





