Name: GM 12557840 LS Crankshaft Bolt – Compatible with 1997–2014 Gen III/IV Engines (4.8L, 5.3L, 5.7L, 6.0L, 6.2L Wet Sump Applications)
Brand: GM
SKU: 12557840
Availability: InStock

Description

These Chevrolet Performance harmonic balancer bolts are made of high-quality steel and are heat-treated for extra strength. Under head sealant ensures a leak free installation. Stock crank bolts are torque to yield and should always be replaced once removed.

Thread Size:M16 x 2.0Underhead Length (in.):4.055 in.

Note: Will not fit LS7, LS9, LT4, LT5, and Grand Sport LS3 Corvette

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GM 12557840 LS Crankshaft Bolt – Compatible with 1997–2014 Gen III/IV Engines (4.8L, 5.3L, 5.7L, 6.0L, 6.2L Wet Sump Applications)

Description

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