JourneyHQ 427 LS Swap Package Performance Engine these bolts are nearly five

these bolts are nearly five times stronger than OEM bolts

LS9 Head Gaskets

GM 243/799 Heads

BTR Crankshaft with welded reluctor wheel

72cc Chambers

JourneyHQ 427 LS Swap Package Performance Engine these bolts are nearly fiveBuilt through a collaboration between Boostline Performance and Journey HQ, this turn key 427 LS package combines our proven Darton sleeved aluminum block with carefully selected components to deliver serious performance and reliability. Featuring a 4. 125" bore and 4. 000" stroke, the 427 is a torque hungry beast that excels in everything from street cars and trucks to dedicated performance builds. The large bore allows for high flow cylinder heads