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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Apr 2006 Posts: 159 Shop Shark | | Shop Shark Joined: Apr 2006 Posts: 159 | I will pipe in here and see if I can answer the question .The concern is not so much the guides being to tall it's the seal that get smashed by the spring retainer .I have done some dyno testing with a 300 Hp Flat tappet cam and the engine will make around 325 hp/345 ft lbs torque .Keep the cam small and you will be happy with the idle and power,the vortec heads flow very well .If you would like more specifics on the cam I used PM me I can send you the details I dont have them here at home
In the works 2006 GEN III 6.0 /4L80E/ 205 New process,A/C and power brakes .
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