1991 Honda Civic Si Replacement Engine Parts

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    • (0 reviews)
      # mpn798917
      Honda Civic Si 1991, Premium™ Spin-On Oil Filter by Bosch®. For premium engine performance, you need a premium oil filter. This filter from Bosch is highly efficient in filtering the oil by trapping both large and microscopic...
      Designed for a proper fit99% efficiency – traps small engine-damaging particles
      $4.02
    • (0 reviews)
      # 36238873
      Honda Civic Si 1991, Engine Mount by Beck Arnley®. For one hundred years, Beck Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import vehicles in the...
      Mount type is an exact match to OEAdditional factory parts included where applicable
      $22.83 - $24.42
    • (0 reviews)
      # mpn1151266779
      Honda Civic Si 1991, Oil Pump by DNJ Engine Components®. This supreme DNJ oil pump will come in handy if you need to replace your malfunctioning component and restore your vehicle to its proper performance. Made from superior materials...
      Designed to replace your worn out factory oil pumpHelps keep your vehicle operating at its maximum
      $73.11
    • (0 reviews)
      # 654820113
      Honda Civic Si 1991, Engine Valve by DNJ Engine Components®. Save your time and hassle when replacing your worn out or cracked valve with this superior part expertly crafted by DNJ. Designed to meet or exceed the highest OE standards,...
      Designed to replace your worn out or cracked valveLooks, fits and performs just like your OE part
      $6.00 - $7.11
    • (0 reviews)
      # mpn1151267432
      Honda Civic Si 1991, Piston Ring Set by DNJ Engine Components®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....
      Designed to replace your malfunctioning partsHelps get your vehicle back to its original performance
      $30.49
    • (0 reviews)
      # mpn1084573
      Honda Civic Si 1991, Timing Belt by Mitsuboshi®. Do you hear chirping or squealing noise? Has the “power” disappeared from your steering? Does your engine crank slowly and are your lights dim? You may need accessory drive belt...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $30.17
    • (0 reviews)
      # mpn2469530
      Honda Civic Si 1991, Crankshaft Main Bearing Set by Taiho®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $64.10
    • (0 reviews)
      # mpn1151268659
      Honda Civic Si 1991, Timing Belt Tensioner Bearing by DNJ Engine Components®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...
      Designed to replace your malfunctioning partsHelps get your vehicle back to its original performance
      $15.07
    • (0 reviews)
      # 631755743
      Honda Civic Si 1991, Precision Engineered V-Ribbed Serpentine Belt by Bando®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...
      Highly efficient power transmissionFlexible, oil and heat resistant backing extends belt life
      $4.89 - $5.50
    • (1 review)
      # 82494782
      Honda Civic Si 1991, Cylinder Head Gasket by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $13.22 - $52.37
    • (0 reviews)
      # mpn1151268067
      Honda Civic Si 1991, Connecting Rod Bearing Set by DNJ Engine Components®. Protect your engine part from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and expertly...
      Designed to provide reliable sealing performanceProtects the engine part from contaminants and extends its life
      $19.34
    • (0 reviews)
      # mpn1151266240
      Honda Civic Si 1991, Crankshaft Main Bearing Set by DNJ Engine Components®. Protect your engine part from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and...
      Designed to provide reliable sealing performanceProtects the engine part from contaminants and extends its life
      $21.92
    • (0 reviews)
      # mpn4495530867
      Honda Civic Si 1991, Crankshaft Thrust Washer Set by Taiho®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $10.75
    • (0 reviews)
      # mpn1332797
      Honda Civic Si 1991, Cylinder Head Gasket Set by AJUSA®. Need 1 Per Application. Head Bolt Replacement Recommended. Head Bolts and Lubricant Not Included. One the most critical components of any engine is the head gasket — which seals...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $53.47
    • (0 reviews)
      # mpn1151267284
      Honda Civic Si 1991, Oil Pan Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $7.47
    • (0 reviews)
      # mpn1151268891
      Honda Civic Si 1991, Front Timing Cover Seal by DNJ Engine Components®. Protect your timing cover from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and expertly...
      Designed to provide reliable sealing performanceProtects the engine part from contaminants and extends its life
      $4.09
    • (0 reviews)
      # 81868044
      Honda Civic Si 1991, Valve Cover Gasket Set by DNJ Engine Components®. Protect your engine part from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and expertly...
      Designed to provide reliable sealing performanceProtects the engine part from contaminants and extends its life
      $5.70 - $6.70
    • (0 reviews)
      # mpn1151268334
      Honda Civic Si 1991, Rear Crankshaft Seal by DNJ Engine Components®. Protect your engine part from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and expertly...
      Designed to provide reliable sealing performanceProtects the engine part from contaminants and extends its life
      $6.04
    • (0 reviews)
      # mpn2573844
      Honda Civic Si 1991, Front Crankshaft Seal by NOK®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $5.02
    • (0 reviews)
      # mpn266504842
      Honda Civic Si 1991, Front Crankshaft Seal by Payen®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $1.95
    • (0 reviews)
      # mpn2254514
      Honda Civic Si 1991, Front Crankshaft Seal by THO®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste...
      $4.95
    • (0 reviews)
      # mpn1151261764
      Honda Civic Si 1991, Camshaft Seal by DNJ Engine Components®. Protect your engine part from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and expertly tested, this...
      Designed to provide reliable sealing performanceProtects the engine part from contaminants and extends its life
      $2.86
    • (0 reviews)
      # mpn406828
      Honda Civic Si 1991, Formed O-Ring Type Camshaft Seal by Beck Arnley®. For one hundred years, Beck Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import...
      Quality ConstructionPremium materials to withstand harsh operating conditions
      $2.23
    • (0 reviews)
      # 158104004
      Honda Civic Si 1991, Engine Valve Guide by DNJ Engine Components®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....
      Designed to replace your malfunctioning partsHelps get your vehicle back to its original performance
      $2.56 - $2.88
    • (0 reviews)
      # mpn1151269927
      Honda Civic Si 1991, Valve Stem Oil Seal Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $12.38
    • (0 reviews)
      # mpn1151263425
      Honda Civic Si 1991, Engine Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you with...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $61.68
    • (0 reviews)
      # 403664995
      Honda Civic Si Motor Mount Insert 1991, Front Motor Torque Mount Inserts by Energy Suspension®. Energy Suspension offers replacement mount bushings for engines, transmissions, engine subframes, differentials, transfer cases, as well as...
      Replacement mount bushings for engines, transmissions, and transfer case prevents mechanicals from shifting around on broken or weak mounts under accelerationEliminates excess stress on axles, drive shafts, and seals that can cause premature wear and leaks when mechanicals are sitting at improper angles
      $21.36
    • (0 reviews)
      # mpn1733049
      Honda Civic Si 1991, Oil Filter Sandwich Adapter Kit by Flex-a-Lite®. The Flex-a-lite sandwich adapter permits the installation of an engine oil cooler without relocating the oil filter. It installs between the oil filter and the filter...
      Direct fitMade of aluminum
      $46.98
    • (0 reviews)
      # mpn887189275
      Honda Civic Si 1991, Alpha Series™ Valve Spring Set by Skunk2®. These kit includes Alpha Series valve springs made from upper-clean, chrome-silicone wire and designed to prevent valve float and maintain valvetrain stability and...
      Designed for proper valves operationKit includes super-clean springs and titanium retainers
      $164.99
    • (0 reviews)
      # mpn358510636
      Honda Civic Si 1991, Steel Valve Locks by Ferrea®. Ferrea’s premium Valve Locks are manufactured from high quality materials to meet strict tolerances. Available for most popular applications is our Titanium Valve Locks, Steel Valve...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $81.41
    • (0 reviews)
      # 342709856
      Honda Civic Si 1991, Valve Seals by Ferrea®. Ferrea valve seals are made of rubber compound material for intake application and special hi-temp compound for exhaust application.
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1.99 - $2.11
    • (0 reviews)
      # mpn1642636
      Honda Civic Si 1991, Tru-Time Adjustable Cam Gear by AEM®. Gain horsepower and torque without going through the hassle or expense of changing your camshaft with an AEM Tru-Time Adjustable Cam Gear. CNC machined from 6061 T-6 billet...
      Increases horsepower and torque without changing camshaftEnables cam timing to be adjusted +/-10 degrees
      $101.90
    • (0 reviews)
      # 309446298
      Honda Civic Si 1991, MLS Cylinder Head Gasket by Cometic Gasket®. The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to rebound and resist...
      Made of High Quality MaterialsBuilt to Last
      $81.73 - $190.06
    • (0 reviews)
      # mpn3526365023
      Honda Civic Si 1991, Street Pro Top-End Gasket Kit by Cometic Gasket®. Cometic Street Pro Kits cater to the budget-minded street-rodder who is looking to purchase a kit with all necessary gaskets and seals needed for their rebuild....
      Made of High Quality MaterialsBuilt to Last
      $157.80
    • (0 reviews)
      # 94685781
      Honda Civic Si 1991, Adjustable Cam Gear by Fidanza®. Increase the power of your engine with this high-class part. Made of premium aluminum, the cam gear is CNC-machined for exact fit and anodized for superior durability.
      CNC-machined for exact fitDesigned to tighter tolerances than the factory gear
      $111.20
    • (1 review)
      # mpn1733042
      Honda Civic Si 1991, Heavy Duty Oil Cooler Kit by Flex-a-Lite®. With 3/4" Threads Protect your investment and save on costly repairs. With this part installed in your vehicle, you’ll be able to reduce engine oil temperatures and thus...
      Superior coolingCopper/aluminum material
      $274.72
    • (0 reviews)
      # mpn1733040
      Honda Civic Si 1991, Standard Duty Oil Cooler Kit by Flex-a-Lite®. 5" H x 20" W x 3/4" D. 3/4" Tubes. Threads 3/4", 18mm, 20mm or 22mm Protect your investment and save on costly repairs. With this part installed in your vehicle,...
      Superior coolingCopper/aluminum material
      $139.73
    • (0 reviews)
      # 904663692
      Honda Civic Si 1991, Engine Mount by Innovative Mounts®. Innovative Mounts engine mounts are produced from high-quality materials and are built to withstand the added stresses of performance applications. They offer many options for...
      CAD/CAM DesignedStress Analyzed
      $119.99 - $309.99
    • (0 reviews)
      # 782266743
      Honda Civic Si 1991, Billet Oil Cap by Skunk2®. Skunk2’s Fine Tuning products and accessories, like its Black Series Billet Oil Caps for most Honda and Acura engines, help put the finishing touches onto your vehicle you work so hard...
      33mm x 2.8mm thread pitchGreat price
      $51.99 - $57.99
    • (0 reviews)
      # mpn81230943
      Honda Civic Si 1991, Hard Series™ Billet Oil Cap by Skunk2®. Skunk2’s Fine Tuning products and accessories, like its Black Series Billet Oil Caps for most Honda and Acura engines, help put the finishing touches onto your vehicle you...
      33mm x 2.8mm thread pitchGreat price
      $57.99
    • (0 reviews)
      # mpn2451363
      Honda Civic Si Hatchback 1991, Pro Series™ Cam Gears by Skunk2®. Without Woodruff Key. Camshaft adjustments can be quickly and easily performed thanks to laser-etched timing and directional marks. Precisely machined, these Pro Series...
      Designed to optimize horsepower and torqueAdjusts camshaft timing (+/- 10 degrees)
      $129.99
    • (0 reviews)
      # mpn4478588759
      Honda Civic Si 1991, Timing Belt by DNJ Engine Components®. Replace your worn out or damaged timing belt with this top-notch DNJ product. Crafted from the finest materials, this reliable timing belt cover is just what the doctor ordered...
      Replaces your worn out or cracked timing beltOE quality, fit and performance at a competitive price
      $16.44
    • (0 reviews)
      # mpn2400734956
      Honda Civic Si 1991, Timing Belt Kit with Water Pump by DNJ Engine Components®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...
      Designed to replace your malfunctioning partsHelps get your vehicle back to its original performance
      $39.16
    • (0 reviews)
      # mpn2400735608
      Honda Civic Si 1991, Cylinder Head Spacer Shim by DNJ Engine Components®. Size: 0.020" Thick. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...
      Designed to replace your malfunctioning partsHelps get your vehicle back to its original performance
      $29.55
    • (0 reviews)
      # mpn753850
      Honda Civic Si 1991, Viton Front Crankshaft Seal by Continental® Contitech™. When high durability and reliable performance are needed, turn to this seal that is designed to withstand heavy abuse, pressure, heat and oil. Manufactured...
      OE quality product for safe, reliable, and efficient performancePrevents oil leakage
      $1.43
    • (0 reviews)
      # mpn2353838
      Honda Civic Si 1991, Multi Purpose Relay by Original Equipment®. When you need a headlight bulb or a stop light switch, you may be tempted to just run down to the local auto parts chain store. But before you waste your time and gas only...
      Premium parts you can rely onDesigned to restore functionality
      $47.43
    • (0 reviews)
      # 839865289
      Honda Civic Si 1991, Driver Side Upper Motor Mount Inserts by Prothane®.
      High quality at an affordable priceExpertly made from premium materials
      $12.51
    • (0 reviews)
      # 839880260
      Honda Civic Si 1991, Front Motor Mount Inserts by Prothane®.
      High quality at an affordable priceExpertly made from premium materials
      $12.51
    • (0 reviews)
      # 839897125
      Honda Civic Si 1991, Motor Mount Inserts by Prothane®.
      High quality at an affordable priceExpertly made from premium materials
      $41.74
    • (0 reviews)
      # 157513305
      Honda Civic Si 1991, Rear Motor Mount Inserts by Prothane®.
      High quality at an affordable priceExpertly made from premium materials
      $12.51
    • (0 reviews)
      # mpn4483690503
      Honda Civic Si 1991, Super Damper™ Harmonic Damper by ATI Performance®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...
      High quality at an affordable priceExpertly made from premium materials
      $432.13
    • (0 reviews)
      # 904662689
      Honda Civic Si 1991, Conversion Engine Mount Kit by Innovative Mounts®. Innovative Mounts engine mounts are produced from high-quality materials and are built to withstand the added stresses of performance applications. They offer many...
      Unique No-Tear Vibration Minimizing BushingsOptional Bushing Stiffness
      $199.99 - $438.25
    • (0 reviews)
      # 906811901
      Honda Civic Si 1991, Rear Engine Mounting T-Bracket by Innovative Mounts®. Innovative Mounts engine mounts are produced from high-quality materials and are built to withstand the added stresses of performance applications. They offer...
      Unique no-tear vibration minimizing bushingsCAD/CAM Designed
      $99.99
    • (0 reviews)
      # mpn4489373750
      Honda Civic Si 1991, Extended Life Oil Filter by Royal Purple®. 1 Piece. Royal Purple manufactures only one type of oil filter - the super-premium Extended Life Oil Filter, designed to perform as the best oil filter available. This...
      100% synthetic micro-glass media that catches 99% of particles 25 microns and larger, and 80% of particles 10 microns and largerHigh-performance silicone anti-drain back valve that prevents dry starts, even in extreme conditions
      $11.99
    • (0 reviews)
      # mpn4484759097
      Honda Civic Si 1991, SDP Single Adjustable Camshaft Gear by Unorthodox Racing®. Increases engine output by significantly reducing the engine's rotational weight. Power wasted turning the extra weight now goes straight to your wheels....
      The 1st power pulleys available for American, Asian & European Modern MuscleThe litest pulleys for the biggest power gains & most fuel savings
      $135.00
    • (0 reviews)
      # mpn359115868
      Universal Mirror Finish 16 oz by Pro-Blend®. The answer to grinding titanium, stainless, Stellite, Inconel or other valves. Doubles equipment life. Pour one can into two quart Valve Grinding Machine. One good set-up is Sunnen's VR-603...
      For keeping your vehicle run more efficientlyDesigned to help prolong your vehicle parts’ life
      $27.39
    • (0 reviews)
      # mpn359115865
      Universal Racing Engine Concentrate 16 oz by Pro-Blend®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this (company's) product...
      Cools engine oil by 50 degreesEliminates wear and friction
      $23.98
    • (0 reviews)
      # mpn126543491
      Universal Belt Dressing Conditioner by CRC®. 7.5 oz. Eliminates squeaks and prolongs belt life. For use on all types of belts, such as serpentine, flat and v-type belts. Prevents slippage and glazing. Removes oil, grease and glaze. Use...
      Eliminates squeaks and prolongs belt lifeFor use on all types of belts, such as serpentine, flat and v-type belts
      $42.23
    • (0 reviews)
      # mpn157579426
      Universal Belt Dressing Spray by GUNK®. 6 oz. Belt Conditioner is designed for flat and V-belts. It protects against premature wear and provides a better grip, thus eliminating slip and squeaks.
      For all beltsProtects against premature wear
      $4.61
    • (0 reviews)
      # 47636877
      Universal Engine Stop Leak by Lucas Oil®. Lucas Engine Oil Stop Leak is an all new formulation of Lucas additives and very specific base stocks designed to stop seal leaks in engines!
      Compatible with petroleum, semi-synthetic and full synthetic motor oils.Renews worn seals with no risk of damage or eventual corrosion.
      $7.99 - $25.42




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    1991 Honda Civic Si Models
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