Fit Car model:
For GMC Chevrolet LS1 LS6 LQ4 LQ9 4.8L 5.3L 5.7L 6.0L
These gaskets can also be used with LS3, LS2, and 6.0L iron blocks, as well as 4.8L/5.3L and LS1/LS6 applications,the default bore is 4.09 "
Also Fits:
Engine Details
For GMC CAR 325/5.3L OHY 8 16V"C" GM 3.780" Bore
For GMC TRUCK, VAN, SUV 293/4.8L OHV V8 16V GM 3.780" Bore
For GMC TRUCK，VAN，SUY 325/53L OHV V8 16V GM 3.780"Bore
For HUMMER TRUCKVAN, SUV 325/5.3L OHV V8"L,P”GM 95.94mm Bore
For ISUZU TRUCK，VAN, SUV 5328/53L OHV V8 16VPM' GM 96.00mm Bore
For SAAB TRUCK,VAN,SUV 5326/5.3L OHV V8 16VM"GM 96.00mm Bore

Package Includes:
(1) Gen III Valley Cover Gasket 12558178
(2) LS1/LS2/LS3 Header Gasket
(1) LS Oil Pan Gasket
(2) LS Water Pump Gasket
(1) LS Front Cover Gasket
(2) LS Valve Cover Gasket
(1) LS Damper Seal
(1) LS Rear Cover Gasket
(1) Rear Main Seal
(4) Water Crossover/Block Off Gaskets 12551933
(1) Oil Filter Adapter Bypass Gasket 12611384
(2) Knock Sensor Grommet 12558177
(2) Multi-Layer Steel (MLS) Head Gaskets for LS9 engines
(1)Bolt kit
(1) Piston Rings Set
(1) Main Bearings & Connecting Rod Bearings