3945 National Seal Crankshaft Seal OE Replacement
3945 National Seal Crankshaft Seal OE Replacement
Available in stock (14)
3945 National Seal Crankshaft Seal OE Replacement
Ensure the longevity and performance of your vehicle with the 3945 National Seal Crankshaft Seal. This high-quality OE replacement part is designed to meet or exceed original equipment specifications, providing you with a reliable solution for sealing your crankshaft.
Key Features:
- Durable Construction: Manufactured with premium materials to withstand high temperatures and resist wear, ensuring a long service life.
- Perfect Fit: Specifically designed to fit various makes and models, allowing for easy installation without the need for modifications.
- Enhanced Performance: Helps maintain proper oil pressure and prevents leaks, enhancing your engine’s performance.
Applications:
- 1992-2001 AM General Hummer
- 1973-1976 Avanti II
- 1963 Chevrolet Bel Air
- 1965-1975 Chevrolet Bel Air
- 1963 Chevrolet Biscayne
- 1965-1972 Chevrolet Biscayne
- 1973-1974 Chevrolet Blazer
- 1987-1991 Chevrolet Blazer
- 1994 Chevrolet Blazer
- 1969-1972 Chevrolet Brookwood
- 1975-1980 Chevrolet C10
- 1982-1986 Chevrolet C10
- 1968-1974 Chevrolet C10 Pickup
- 1968-1980 Chevrolet C10 Pickup
Upgrade your vehicle’s sealing system with the 3945 National Seal Crankshaft Seal. Designed for superior reliability and long-lasting performance, this crankshaft seal is an essential component for maintaining your engine’s integrity.
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

