Hastings 103.25 mm Bore +.50 mm Over Size, 8-Cylinder Ring Set with 1.20 mm Top Ring, 1.20 mm Second Ring and a First Oil Ring is 2.50 mm.
This Hastings 8-Cylinder Ring Set

Application Summary:

Year Make/Model
2022 Cadillac CT5
2016-2019 Cadillac CTS
2017-2022 Chevrolet Camaro
2015-2019 Chevrolet Corvette
2021-2022 Chevrolet Express 2500
2021-2022 Chevrolet Express 3500
2020-2022 Chevrolet Silverado 2500 HD
2020-2022 Chevrolet Silverado 3500 HD
2021-2022 GMC Savana 2500
2021-2022 GMC Savana 3500
2020-2022 GMC Sierra 2500 HD
2020-2022 GMC Sierra 3500 HD
Attributes
1st Oil Groove 2.50
1st Oil Ring Material STEEL
1st Oil Ring Surface Treatment CHROME
2nd Groove 1.20
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2N5295.50
California Proposition 65 No
Engboremetric 103.25
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 1.20
Top Ring Surface Treatment NITRIDE