BLOX Racing Ls/Vtec (B18 B20) Conversion Kit – With 81mm Head Gasket

BLOX Racing is happy to reintroduce its LS VTEC Conversion Kit that offers Honda engine builders and performance DIYers a cost effective product that allows B18 and B20 Non-VTEC engine blocks to be mated to a B16A-B18C1-5 DOHC VTEC cylinder head. This easy to install kit includes the necessary components to properly align the head and block together without any machining, and to properly set up the necessary oil feed from the block to the head. Now with VTEC, significant horsepower and torque gains can be realized

Key Features

• ARP Head Studs: Includes ARP 208-4307 studs rated to 200000 psi for secure clamping under boost or high RPM.
• Stainless Steel Dowels: Precision alignment dowels ensure head sits perfectly on block preventing leaks or distortion.
• Complete Kit: All hardware included for direct bolt-on LS/VTEC swap no additional parts needed.
• Multi-layer steel Cometic gasket resists blowout up to 1000hp applications.
• B18 B20 Compatibility: Designed for B20B B20Z blocks with B18 VTEC heads common in Civic Integra builds.
• CNC machined components for exact tolerances.

Fitment

Specifications

What’s Included

One new BLOX Racing product in the exact configuration identified by manufacturer part number BXPT-00500-81. Only components expressly stated for this exact part number are included.

About BLOX Racing

BLOX Racing develops performance intake, exhaust, fuel, engine, drivetrain, suspension, wheel-hardware, and interior components for street and competition applications. Selection remains exact-part-number and exact-application specific.

Related BLOX Racing Products

• BLOX Racing Honda B16/B18 MLS Head Gasket 81mm Bore 0.030in Thick
• BLOX Racing Cylinder Head to Exhaust Manifold MLS Gasket for Subaru EJ20/EJ25 (Pair)
• BLOX Racing Honda B20B MLS Head Gasket 84mm Bore 0.030in Thick

Browse the BLOX Racing collection for related performance components.

Frequently Asked Questions

Will this fit my 1990-1993 Acura Integra GS?
That application is listed, but confirm the complete year, make, model, trim, transmission, factory equipment, dimensions, and every BLOX Racing fitment note before ordering.

Does this include everything needed for installation?
Only the components expressly listed for this exact BLOX Racing part number are included. Gaskets, fluids, tuning, adapters, fasteners, wiring, tools, and companion parts may be required depending on the application.

Will tuning or calibration be required?
It may be required when airflow, fueling, boost, throttle control, emissions equipment, or engine management changes. Confirm the manufacturer requirements for the exact vehicle and combination before installation.

Installation Instructions

Follow the current BLOX Racing instructions and vehicle service information for this exact part number. Verify fitment and included components before disassembly, use the specified tools and torque values, check all clearances and connections, and inspect the installation before operation. Professional installation is recommended.