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Manley Performance

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Manley Performance

Manley Chevrolet LT1 4.000in Stroke Lightweight Long Snout Pro Series Crankshaft - 194458

MSRP: $1,294.05

Now: $1,190.53

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Manley Performance

Manley Chevrolet LT1 Directed Injected 4340 Forged 4.00in Stroke Pro Series Crankshaft - 194258

MSRP: $1,294.05

Now: $1,190.53

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Manley Performance

Manley Chevrolet LT1 Directed Injected 4340 Forged 3.622in Stroke Pro Series Crankshaft - 194158

MSRP: $1,294.05

Now: $1,190.53

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Manley Performance

Manley Chevy LT-1 1.590 Head Diameter Pro Flo Exhaust Valves (Set of 8) - 12349-8

MSRP: $652.80

Now: $489.59

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Manley Performance

Manley Chevy LT-1 6.2L 1.590in Head Diameter Pro Flo/Severe Duty Exhaust Valves (Set of 8) - 12347-8

MSRP: $382.30

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Manley Performance

Manley Chevrolet LT1 4.000in Stroke Lightweight Long Snout Pro Series Crankshaft - 194458

Lightweight Design, 4340 Non-Twist Forging: Our crankshafts feature a lightweight 4340 non-twist forging, ensuring durability and performance. Gun drilled mains and lightened rod journals contribute...

MSRP: $1,294.05

Now: $1,190.53
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Manley Performance

Manley Chevrolet LT1 Directed Injected 4340 Forged 4.00in Stroke Pro Series Crankshaft - 194258

Lightweight Design, 4340 Non-Twist Forging: Our crankshafts feature a lightweight 4340 non-twist forging, ensuring durability and performance. Gun drilled mains and lightened rod journals contribute...

MSRP: $1,294.05

Now: $1,190.53
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Manley Performance

Manley Chevrolet LT1 Directed Injected 4340 Forged 3.622in Stroke Pro Series Crankshaft - 194158

Lightweight Design, 4340 Non-Twist Forging: Our crankshafts feature a lightweight 4340 non-twist forging, ensuring durability and performance. Gun drilled mains and lightened rod journals contribute...

MSRP: $1,294.05

Now: $1,190.53
CURRENTLY OUT OF STOCK Compare
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Manley Performance

Manley Chevy LT-1 1.590 Head Diameter Pro Flo Exhaust Valves (Set of 8) - 12349-8

Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy:...

MSRP: $652.80

Now: $489.59
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Manley Performance

Manley Chevy LT-1 6.2L 1.590in Head Diameter Pro Flo/Severe Duty Exhaust Valves (Set of 8) - 12347-8

Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat,...

MSRP: $382.30

Now: $286.72
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