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70 340 Engine Head bolts stock vs ARP

340challconvert

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Could use some feedback for my own A66 vert. Rebuilt the 340 engine and installed the Edelbrock heads designed for the high compression, above deck pistons along with an LD 340. Ran great with this combo; decided to go back to stock with the original cast iron 2.02 heads and stock intake. I have the original head bolts but bought a set of ARP head bolts 144-3602 designed for A block installation (non aluminum heads) The new bolts are slightly shorter then the stock bolts and also come with washers. Original head bolts do not use washers! QUESTIONS; Should I use the ARP bolts with or without the washers? If I do, they would be even shorter then stock. The ARP bolts already have a large flat area below the head. Has any one used ARP bolts as replacements on their 340? Thanks for anyone's thoughts! Phil

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I have never had an issue reusing the stock head bolts , they do not stretch like modern bolts
 
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