Our Street-Strip Series 454 short block has all the ingredients to pack the punch you're after.The aluminum block 454 Darton Sleeved LS combo is a proven performer and is quickly becoming our most popular short block combination. The 454 is a big bore (4.185") with a stroker crank (4.125") making it a torquey beast. The large bore size allows you to use higher flowing cylinder heads, like the LS7 Style cylinder heads. This combo has become the go to for power adder guys, no matter if it's boost or nitrous!
Build Specs:
Seasoned GM Aluminum 5.3L Gen 4 Block with Darton Sleeves
Blocks are CNC Decked, CNC Bored and CNC Torque Plate Honed
Callies Compstar CCW Crankshaft with welded reluctor wheel
Callies Compstar XD Connecting Rods
Mahle Forged 2618 Pistons and Ring Set with heavy wall wrist pins (Flat top unless otherwise requested)
