Information
Up to 750+ highly affordable horsepower from a brand new RHS block with top-shelf components. From the master engine builders at Katech.
This engine includes:
New RHS standard deck height block
58x Callies forged crankshaft “ 4-inch stroke
Callies forged connecting rods
Diamond forged 4.125³ pistons/rings/pins
11.2:1 Compression ratio with a stock LS7 chamber
Clevite main & rod bearings
Block oil/coolant plugs included
*valley cover and rear cover sold separately
Higher compression ratios available upon request
*** Picture shown with OEM LS7 block ***
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