One Self Adjusting Tensioner (UPPER) 16 valve DOHC engineNissan KA24DE Self Adjusting Tensioner (Upper) (16 Valve DOHC engine)$180.00PriceQuantity*Add to CartPRODUCT INFO(UPPER) Self Adjusting Ratchet Tensioner, self adjusts to keep excess chain slack to a minimum at all times. RETURN & REFUND POLICYReturn within 90 days, unused product for refund less shipping and handling charges SHIPPING INFOInternational Shipping Available Domestic Shipping - USPS with tracking $100.00 Insurance on all Priority Shipping Additional Insurance available on request