Page 690 - 2021 Sierra Catalog

CHEVY 6 Cyl. 250/4.1L
18-1255
SHORT BLOCK GASKET SET
(24 Bolt Pan Only)
Description — CONTAINS —
Part #
18-0340 18-1213 18-1211 18-0329 18-0327 18-0889 18-0887 18-0874
Oil Pan Gasket
Forward Crankshaft Seals Rear Crankshaft Seals
Push Rod Cover
Water Pump Gasket
Fuel Pump Mounting Gasket Timing Gear Cover Gasket Distributor Mounting Gasket
18-1264
HEAD GASKET SET
Description — CONTAINS —
Head Gasket
4BBL Carb Mounting Gasket 2BBL Carb Mounting Gasket Exhaust Manifold Gasket T-Stat Hsg. Mounting Gasket Valve Cover Gasket
Valve Stem Seals (8)
Part #
18-3881 18-0463 18-0356
18-2830-1 18-0164 18-0346 18-0518
CHEVY V-6 229/3.8L
AND 4.3L (thru 1985)
18-1270 ✻ SHORT BLOCK
GASKET SET— CONTAINS — Description
Oil Pan Gasket
Oil Drain Screw Gasket Forward Crankshaft Seals Rear Crankshaft Seal Crankshaft Seal Retainer Water Pump Mounting Gasket Fuel Pump Plate Gasket
Fuel Pump Mounting Gasket Timing Chain Cover Gasket Timing Chain Cover Gasket
Part #
18-0405 18-0905 18-1213 18-0519 18-0322 18-0891
NSS 18-0889 18-0976 18-0468
✽ Requires Rear Crankshaft Seal (Not Included) in addition to short block kit
18-1275 ➀
HEAD GASKET SET
Description — CONTAINS —
Head Gasket
2BBL Carb Mounting Gasket 4BBL Carb Mounting Gasket Intake Manifold Gasket Valve Cover Gasket
Valve Stem Seals (6)
Valve Stem Seals (12) Distributor Mounting Gasket
Part #
18-3879 18-0994 18-0463 18-4408 18-0311 18-4024 18-0518 18-0874
CHEVY V-6 262/4.3L - 1 Piece Rear Seal
CHEVY V-6 262/4.3L GEN II - 1 Piece Rear Seal 1986-1995
18-1270
SHORT BLOCK
GASKET SET — CONTAINS —
Description
Part #
18-0405 18-0905 18-1213 18-0519 18-0322 18-0891 NSSFuel Pump 18-0889 18-0976
Oil Pan Gasket
Oil Drain Screw Gasket Forward Crankshaft Seals Rear Crankshaft Seal Crankshaft Seal Retainer Water Pump Mounting Gasket Fuel Pump Plate Gasket Mounting Gasket
Timing Chain Cover Gasket Timing Chain Cover Gasket
NSS (Not Included) in addition to short block kit
✽ Requires Rear Crankshaft Seal
18-1278
HEAD GASKET SET
Description — CONTAINS —
Part #
18-3879 18-0994 18-0463 18-4024 18-0518 18-0874 18-1238 18-0311
Head Gasket
2BBL Carb Mounting Gasket 4BBL Carb Mounting Gasket Valve Stem Seals (6)
Valve Stem Seals (12) Distributor Mounting Gasket Intake Gasket Set
Valve Cover Gasket (2)
➀ Does not include oil pan gasket ➁ Does not include intake and/or exhaust maniflold gaskets NSS Not Sold Separately
672
INTERNAL ENGINE COMPONENTS — Modular Gasket Kits