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416ci LS Short Block (Boosted)

416 LS Short Block For Boosted Applications
Pricing: $9,094.99



First-ever from Katech! Up to 700 highly affordable horsepower from a brand new GM block with top-shelf components. From the master engine builders at Katech.
Install it yourself, or have us do it for you. Want to win? This premier street engine includes:
Production LS3 block – CNC stroker clearanced
58x or 24x Callies Dragonslayer forged crankshaft – 4-inch stroke
Callies Ultra forged connecting rods
Mahle forged 4.070 pistons/rings/pins
10.0:1 Compression ratio with a stock LS3 chamber
Clevite bearings
Block oil/coolant plugs included
*valley cover and rear cover sold separately



Shipping Information

  • Item Requires Shipping
  • 275.0 lbs.

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