✓ In Stock
1984-1997 Harley-Davidson Big Twin Evolution Big Bore Top End Gasket Kit .030" - FKM Rubber MLS Steel
$85.66
Prices are in USD. Shipping calculated at checkout.
Fitment Verified
Warranty Included
30-Day Returns
This big bore top end gasket kit provides a complete sealing solution for Harley-Davidson Evolution engines during high-performance rebuilds. Featuring .030" thick FKM rubber-coated stainless steel head gaskets and NBR coated steel base gaskets, this set ensures a secure seal for increased cylinder bores under high thermal loads. Every component is manufactured to precise standards to provide a reliable fit and long-term protection against engine leaks.
This kit fits 1984-1997 Harley-Davidson Softail, Dyna, and Touring models with Evolution Big Twin engines, including Fat Boy, Heritage Softail, Electra Glide, and Low Rider.
What's Included in this Kit
✓
BIG TWIN SUB KIT
× 1
✓
Seal, Intake Manifold
2699586B - Rubber
× 2
✓
Carburetor Gaskets Touring, FX, Sportster & FXR
2905877FM - Foamet
× 1
✓
Carburetor Gaskets Sportster, Touring, Softail & Dyna
2905988 - Interface
× 1
✓
O-ring, Cylinder Head Locating, Use with Evo® Head Gaskets
2643276A - Rubber
× 4
✓
Gasket, Exhaust Pipe to Cylinder Head, Flat Style
6532483M - Steel
× 2
✓
Seal, Carburetor to Manifold
2700289 - Rubber
× 1
✓
Valve Stem Seal Touring, Softail, Dyna & Trike
VSHA2V - FKM Rubber - 5/16 Stem / .420 Guide
× 4
✓
Cylinder Base Gasket. Evolution 3-5/8 Big Bore Gasket
9730 - NBR Rubber Coated Single Steel
× 2
✓
Big Bore Head Gasket - Big Twin
GBTMLSBB030 - FKM Rubber Coated Multi Layer Stainless Steel
× 2
✓
RBKEVOE
× 1
✓
RBK SUB KIT
× 1
✓
Rocker Base Gasket Fits Big Twin & Sportster
1680084 - Single Layer Steel
× 2
✓
Gasket, Rocker Cover, Lower
1735584A - Rubber
× 2
✓
Gasket, Rocker Cover, Upper
1735684A - Rubber
× 2
✓
Gasket, Rocker Cover, Center
1735884A - Rubber
× 2
All items shipped together in one package.
Weight
0.740000
Parts Type
Top-End Gasket Kit
Sold As
Kit
Application Type
Stock Replacement
Material
FKM Rubber Coated Multi-Layer Stainless Steel
# of Layers
3
Head Gasket Thickness:
.030" (Compressed)
Head Gasket Bore Size
3.8125" - Big Bore
Compatible Models
16 Fits
Softail
1984–1991
7 models
▼
Touring
1984–1991
5 models
▼
Dyna
1991–1997
4 models
▼
⚠ Always verify fitment before ordering.