1967-2002 Chevy GM 6.3L 383 Stroker Small Block V8 STAGE 4 Master Rebuild Kit For Sale - New and Used

Description
Build a strong, high-performance GM 383 Small Block Stroker with this premium Engine Master Rebuild Kit designed for classic and performance-oriented applications. This kit is engineered for the 6.3L / 383 OHV V8 Chevy Small Block with a 4.000" bore and 2-piece rear main seal, supporting mechanical flat tappet camshaft setups and 5.7" connecting rods. Ideal for street/strip and performance rebuilds where durability, power, and correct component matching matter.

Kit Components & Available Sizes

Piston Set
P3093(8) — STD, .030, .040, .060

Piston Ring Set
M40058 — STD, .020, .030, .040, .060

Bearing Set – Rod
BB253J — STD, .001, .010, .020, .030, .040, .050
BB353J — STD, .010, .020, .030

Bearing Set – Main
BC296J — STD, .001, .010, .020, .030, .040
BC424J — .010, .020, .030

Bearing Set – Cam
CC400 — STD

Gasket Set – Full
C350-1

Camshaft – High Performance (Included)

ES804R Mechanical Flat Tappet Camshaft

• Cam Lift (Int / Exh): .323" / .323"

• Valve Lift (Int / Exh): .485" / .485"

• Duration @ .050" (Int / Exh): 254° / 254°

• Lobe Centerline: 110° Intake / 118° Exhaust

• Lash (Hot): .030" Intake / .030" Exhaust

• Stage: 4

• Mechanical (Solid) Flat Tappet

Alternate Camshaft Option (Included)

ES818R Mechanical Flat Tappet Camshaft

• Cam Lift (Int / Exh): .329" / .341"

• Valve Lift (Int / Exh): .493" / .512"

• Duration @ .050" (Int / Exh): 257° / 270°

• Lobe Centerline: 108° Intake / 116° Exhaust

• Lash (Hot): .022" Intake / .024" Exhaust

• Stage: 4

• Mechanical (Solid) Flat Tappet

Valve Lifters
MT992-16

Timing Set
TS163X True Double Roller Timing Set

Oil Pump
EPK141HV

Expansion Plug Kit
PK1

Expanded Vehicle Compatibility

GM High Performance Applications

1967–2002 — 6.3L / 383 OHV V8 Chevy Small Block Stroker
4.000" bore
2-piece rear main seal
Mechanical flat tappet lifters
5.7" connecting rods

1975–1976 — 4.3L / 262 OHV V8 Chevy Small Block
3.671" bore
High-performance configuration
2-piece rear main seal
Mechanical flat tappet lifters
5.7" connecting rods

Notes & Exclusions

This kit is intended for high-performance and stroker applications only.
Requires mechanical (solid) flat tappet lifters.
Confirm rear main seal type is 2-piece before ordering.
Camshaft and oil pump options may vary within the kit as listed.
Professional engine assembly and proper break-in procedures are strongly recommended.

📢 IMPORTANT SIZE NOTICE

• STANDARD SIZES SHIP BY DEFAULT UNLESS OTHERWISE SPECIFIED

• PLEASE MESSAGE WITH REQUIRED SIZES IMMEDIATELY AFTER PURCHASE

📢 RETURN & EXCHANGE POLICY

• BUYER IS RESPONSIBLE FOR RETURN SHIPPING ON SIZE EXCHANGES

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