8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
This store has been geolocated for you.
Looking to get a repair done? Find an AutoCare Center

Rislone High Mileage Ring Seal Smoke Repair
Added To Cart

Rislone High Mileage Ring Seal Smoke Repair

Part #: NCB 4416
Line: NAPA Consumer Brands

This item is currently not at your store, but is available for order. Please call store to verify the specific location and delivery details for this item. Note that additional shipping charges may be required.

Requested quantity is not available. Please update the quantity below.

Features & Benefits

Warranty: Standard : No Warranty, Expressed or Implied


Rislone ring seal is formulated to help stop exhaust smoke, reduce oil burning and prevent plug fouling caused by blow-by. Blow -by is usually causes by gaps in internal engine parts resulting from excess wear. Ring seal contains viscosity improver's that thicken the oil film filling these gaps. Rislone ring seal contains high-shear polymers which provide a seal for worn pistons & rings to stop blow-by. Cushions and coats engine parts helping to reduce wear and quiet noisy lifters. Retains oil flow characteristics in hot and cold weather and works with all gasoline and diesel engines using conventional, high mileage and synthetic oil.

  • Stops blue exhaust smoke and reduces oil burning
  • Works on all 4, 6, and 8 cylinder vehicles
  • Works with conventional, high mileage and synthetic engine oils


Brand Rislone
Container Size 16 fl oz (US)
Volatile Organic Compound (VOC) Rating 0 VOC
Contents (1) Bottle
Contains VOCs No
Manufacturer Bar's Products
Manufacturer Part Number 4416
VMRS Code 053999001
SDS Required Yes

Safety Information

Vehicle Fitment Guide

Product Reviews