Collection: Engine Upgrades For Mazda MX-5 Miata I (NA)
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Cometic MLS Head Gasket - Mazda Miata 1.6L DOHC B6D - 80MM Bore - MLS .030"
Vendor:Cometic GasketRegular price $99.27 USDRegular priceUnit price / per$120.63 USDSale price $99.27 USDSale -
Cometic MLS Head Gasket - Mazda Miata 1.6L DOHC B6D - 80MM Bore - MLS .040"
Vendor:Cometic GasketRegular price $99.27 USDRegular priceUnit price / per$120.63 USDSale price $99.27 USDSale -
Wiseco MAZDA MIATA 1.8L 4v 10.5:1 83.5MM Piston Shelf Stock Kit
Vendor:WisecoRegular price $752.99 USDRegular priceUnit price / per$752.99 USDSale price $752.99 USD -
Wiseco MAZDA MIATA 1.8L 4v 10.5:1 84.0MM Piston Shelf Stock Kit
Vendor:WisecoRegular price $752.99 USDRegular priceUnit price / per$752.99 USDSale price $752.99 USD -
Wiseco MAZDA Turbo -13cc 1.258 X 78.5 Piston Shelf Stock Kit
Vendor:WisecoRegular price $752.99 USDRegular priceUnit price / per$752.99 USDSale price $752.99 USD -
Wiseco MAZDA Turbo -4cc 1.201 X 84.5 Piston Shelf Stock Kit
Vendor:WisecoRegular price $752.99 USDRegular priceUnit price / per$752.99 USDSale price $752.99 USD -
Wiseco MAZDA Turbo -13cc 1.258 X 79MM Piston Shelf Stock Kit
Vendor:WisecoRegular price $752.99 USDRegular priceUnit price / per$752.99 USDSale price $752.99 USD -
Grams Performance Mazda Miata NA/NB 1.6/1.8L 550cc Fuel Injectors (Set of 4)
Vendor:Grams PerformanceRegular price $367.99 USDRegular priceUnit price / per$386.39 USDSale price $367.99 USDSale -
Cometic Street Pro Mazda Miata B6 1.6L Top End Kit
Vendor:Cometic GasketRegular price $197.01 USDRegular priceUnit price / per$211.84 USDSale price $197.01 USDSale -
Wiseco MAZDA Turbo -13cc 1.258 X 79MM Piston Shelf Stock
Vendor:WisecoRegular price $217.99 USDRegular priceUnit price / per$217.99 USDSale price $217.99 USD -
Radium Engineering 89-05 Mazda MX-5 Fuel Filter Kit 10 Micron Stainless Filter
Vendor:Radium EngineeringRegular price $218.45 USDRegular priceUnit price / per$229.95 USDSale price $218.45 USDSale -
Fluidampr 93-05 Mazda B-Series Steel Internally Balanced Damper
Vendor:FluidamprRegular price $517.60 USDRegular priceUnit price / per$608.94 USDSale price $517.60 USDSale -
Cometic Mazda Miata inBPin Motor 1.8L DOHC 84mm .030in MLS Head Gasket
Vendor:Cometic GasketRegular price $108.57 USDRegular priceUnit price / per$120.63 USDSale price $108.57 USDSale -
Radium Engineering Dual Catch Can Kit | 1990-2005 Mazda Miata (20-0337-FL)
Vendor:Radium EngineeringRegular price $375.97 USDRegular priceUnit price / per$469.95 USDSale price $375.97 USDSale -
Torque Solution Exhaust Mount Kit | 1990-1995 Mazda Miata (TS-MM-102)
Vendor:Torque SolutionRegular price $53.33 USDRegular priceUnit price / per$66.65 USDSale price $53.33 USDSale -
DeatschWerks 440cc Injectors for NA/NB Miata - 18U-05-0440-4
Vendor:DeatschWerksRegular price $279.00 USDRegular priceUnit price / per$279.00 USDSale price $279.00 USD -
ARP Pro Series Cylinder Head Stud Kits | 1990-2005 Mazda Miata (218-4701)
Vendor:ARPRegular price $149.45 USDRegular priceUnit price / per$163.92 USDSale price $149.45 USDSale -
DeatschWerks 800cc Injectors for NA/NB Miata - 18U-05-0800-4
Vendor:DeatschWerksRegular price $299.00 USDRegular priceUnit price / per$299.00 USDSale price $299.00 USD -
DeatschWerks DW440 440lph Brushless Fuel Pump Single/Dual Controller w/ Install Kit 93-07 Subaru WRX
Vendor:DeatschWerksRegular price $449.65 USDRegular priceUnit price / per$529.00 USDSale price $449.65 USDSale -
DeatschWerks 415LPH DW400 In-Tank Fuel Pump w/ 9-1042 Install Kit 89-93 Mazda MX-5/Miata
Vendor:DeatschWerksRegular price $203.15 USDRegular priceUnit price / per$239.00 USDSale price $203.15 USDSale
Engine Upgrades for Mazda MX-5 Miata NA: Boost Performance and Reliability
Unlock the full potential of your first-generation Mazda MX-5 Miata with engine upgrades designed specifically for the NA chassis. Whether you want to increase horsepower, improve throttle response, or enhance engine durability, this collection offers targeted solutions that maintain daily drivability while delivering noticeable performance gains.
What Engine Upgrades Work Best for the Mazda MX-5 Miata NA?
Choosing the right engine upgrades depends on your goals, whether it’s spirited street driving or weekend track sessions. Popular upgrades include intake and exhaust components that improve airflow, cooling system enhancements to maintain optimal temperatures, and reinforced engine internals for increased strength and reliability.
- Performance air intakes and high-flow filters for better breathing
- Exhaust headers and cat-back systems to reduce backpressure
- Upgraded radiators and oil coolers for improved thermal management
- Forged pistons, rods, and valve springs for durability under boost or high RPM
How to Choose the Right Engine Parts for Your Miata NA Build
Selecting engine components requires balancing power gains with reliability and fitment. Consider your current setup, fuel system, and intended use. Intake and exhaust upgrades often provide the most immediate throttle response improvements, while cooling upgrades help maintain consistent performance during extended driving.
Engine internals are ideal for builds aiming for higher power levels or forced induction. Always verify part compatibility with the NA Miata’s 1.6L or 1.8L engines to ensure proper fitment and function.
Explore Engine Upgrades for Your Mazda MX-5 Miata NA at WheelFlip
Our curated selection of engine upgrades offers quality aftermarket parts engineered for the NA Miata’s unique requirements. From bolt-on intake kits to durable engine internals, you’ll find components that enhance power, sound, and reliability without sacrificing daily drivability. Shop WheelFlip to find the right parts to elevate your Miata’s performance.











