The 3921927 Oil Seal Fit Cummins Engine 6C 6CT 6CTA is a top-quality product designed for maximum efficiency. Crafted with precision, this oil seal ensures a perfect fit and optimal performance. Engineered specifically for Cummins Engine 6C 6CT 6CTA, it guarantees a reliable seal to prevent any leakage. Trust this durable and reliable oil seal for long-lasting and efficient engine operation.