Mr. Gasket Ultra-Seal Engine Overhaul Kits are designed for maximum sealing of bi-metal (cast iron block/aluminum cylinder head) engines, but work equally well on all iron or all aluminum varieties. Kits include Ultra-Seal cylinder head, intake, exhaust, valve cover and oil pan gaskets and Mr Gasket Performance timing cover, fuel pump, thermostat, water pump, and rear main seals. For original equipment replacement, high-performance street, drag or oval track racing.
Specifications:
| Description_EXT |
Fits 1965-1990 Chevrolet 396-454 Big Block with Rectangle Port Heads |
| Description_DES |
Mr. Gasket Ultra-Seal Overhaul Gasket Kit |
| Description_INV |
U/S OH GSKT KT BB CHEV-RECT |
| Description_FAB |
Designed for maximum sealing of bi-metal (cast iron block/aluminum cylinder head) engines |
| Description_FAB |
Ultra-Seal cylinder head, intake, exhaust, valve cover and oil pan gaskets |
| Description_FAB |
Mr Gasket timing cover, fuel pump, thermostat, water pump, and rear main seals |
| Description_FAB |
For OE replacement, high performance street, drag race and oval track use |
| Description_MKT |
Mr. Gasket Ultra-Seal Engine Overhaul Kits are designed for maximum sealing of bi-metal (cast iron block/aluminum cylinder head) engines, but work equally well on all iron or all aluminum varieties. Kits include Ultra-Seal cylinder head, intake, exhaust, valve cover and oil pan gaskets and Mr Gasket Performance timing cover, fuel pump, thermostat, water pump, and rear main seals. For original equipment replacement, high-performance street, drag or oval track racing. |
| Brand |
Mr. Gasket |
| Emission Code |
5 |
| Engine |
Chevrolet Big Block Mark IV |
| Exhaust Port Shape |
Square |
| Exhaust Port Size |
1.85" x 1.90" |
| Head Gasket Bore |
4.520" |
| Head Gasket Compressed Thickness |
.038" |
| Head Gasket Material |
Ultra Seal |
| Header Gasket Material |
Ultra-seal |
| Header Gasket Thickness |
.062" |
| Intake Manifold Gasket Material |
Ultra-seal |
| Intake Manifold Gasket Thickness |
.060" |
| Intake Port Shape |
Rectangular |
| Intake Port Size |
1.75" x 2.50" |
| Oil Pan Gasket Material |
Ultra-seal |
| One Piece Oil Pan Gasket |
No |
| Product Type |
Gasket Kits |
| Rear Main Seal Style |
Two Piece |
| Valve Cover Gasket Material |
Ultra Seal |
| Valve Cover Gasket Thickness |
.187" |
| Warranty |
Limited 90 Day |
| Weight |
2.2500 |
| Length |
0.6000 |
| Width |
8.2000 |
| Height |
29.0000 |
| Weight |
1.9000 |
