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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
620" Compression Ratio: 10
(Please use the compression ratio chart below to see which pistons to choose for your compression decision and then pick the proper pistons in the dropdown box)
Fully balanced and blueprinted Hemi long block assembly with custom camshaft 4340 forged Hbeam rods with ARP2000 bolts 4340 forged crankshaft ARP main and head studs 2618 forged pistons standard factory compression
By far the best bang for the buck without a sleeved block you will find
These packages are available like our LS engines either completely assembled and dyno tested or just as complete engines
LT1/ LT4 427" Short Block gm ls 620" Compression Ratio: 10Mesa Balancing Racing Engines uses our proven custom pistons with the 4340 forged crankshaft & H beam 4340 rods, this package gives you the ability to max out the factory sleeve block with no worries. This combo works great with Superchargers, turbos with a higher boost to make 1300. By far the best bang for the buck without a sleeved block you will find. (we can also sleeve blocks for higher target HP packages. Please call for pricing on sleeved
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