• Bolt-on kit is the largest possible bore that does not require machining of the crankcases
• 4.250" bore, 4.375" stroke
• 11:1 compression ratio
• Forged pistons
• All necessary gaskets and hardware required for installation included
• Made in the U.S.A

(2) Black cylinder heads

(2) Pistons

(2) Wrist pins

(4) Circlips

(2) Top rings

(2) Secondary rings

(2) Spacer rings

(4) Rail rings

(1) Engine assembly lube

(1) Expansion plug tool

(2) Expansion plugs

(4) Cylinder dowels

(2) Exhaust gaskets

(2) Cylinder base gaskets

(2) Cylinder head gaskets

Instructions

The Air Resources Board (ARB) does not permit the use of aftermarket emission-related parts that alter the air/fuel ratio of an emission-controlled vehicle. Due to these legal restrictions this part cannot be shipped to California.