Mayhem Motorsports goes 5.44@129 stock 5.3/s400
#1
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Stock shortblock
Stock untouched 243 castings
Stock truck manifolds
Stock intake manifold
ARP Head Studs
C16
![](http://i350.photobucket.com/albums/q407/72chevy2/48BA92DE-AFD6-4D58-8331-C3AF3D7D9B2B-6727-00000319B3DACF7A.jpg)
![](http://i350.photobucket.com/albums/q407/72chevy2/B3A74026-803E-4A00-AE25-35219CEF8237-763-00000068BD4F01B8.jpg)
http://www.youtube.com/watch?feature...&v=E2xJRQ0Y5gw
Stock untouched 243 castings
Stock truck manifolds
Stock intake manifold
ARP Head Studs
C16
![](http://i350.photobucket.com/albums/q407/72chevy2/48BA92DE-AFD6-4D58-8331-C3AF3D7D9B2B-6727-00000319B3DACF7A.jpg)
![](http://i350.photobucket.com/albums/q407/72chevy2/B3A74026-803E-4A00-AE25-35219CEF8237-763-00000068BD4F01B8.jpg)
http://www.youtube.com/watch?feature...&v=E2xJRQ0Y5gw
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#11
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goddamn i dont know how they are doing that with the stock springs hahah
mine have always blown open like ****.
maybe they have zero miles on some brand new stock springs.
but that is awesome!
mine have always blown open like ****.
maybe they have zero miles on some brand new stock springs.
but that is awesome!