K20A3 K24A Parts | Honda Engine Components

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Enhance your Honda K20A3 (Civic Si, RSX base) or K24A (Accord, CR-V, Element, TSX) engine with our quality performance parts. Upgrade your valvetrain, install performance camshafts, or build a stronger bottom end with forged pistons and connecting rods for increased horsepower, torque, and reliability for your K-series project.

AR8900 - Connecting Rod Fastener/Rod Bolt - ARP2000 (3/8" x 1.600") - 1 only bolt

1FZFE

AR8900 – Connecting Rod Fastener/Rod Bolt – ARP2000 (3/8″ x 1.600″) – 1 only bolt

$11.50

AR8910 - Connecting Rod Fastener/Rod Bolt - ARP Custom Age 625+ (3/8" x 1.600") - 1 only bolt

1FZFE

AR8910 – Connecting Rod Fastener/Rod Bolt – ARP Custom Age 625+ (3/8″ x 1.600″) – 1 only bolt

$51.75

AR8918 - Connecting Rod Fastener/Rod Bolt - ARP Custom Age 625+ (7/16" x 1.600") - 1 only bolt

Automotive Parts

AR8918 – Connecting Rod Fastener/Rod Bolt – ARP Custom Age 625+ (7/16″ x 1.600″) – 1 only bolt

$1,090.10

BC0040 - Honda K20A/K20Z/F20C/F22C Spring/Titanium Retainer/Seat Kit

F20C / F22C - Valvetrain

BC0040 – Honda K20A/K20Z/F20C/F22C Spring/Titanium Retainer/Seat Kit

$560.21

BC0040S - Honda K20A/K20Z/F20C/F22C Spring/Steel Retainer/Seat Kit

F20C / F22C - Valvetrain

BC0040S – Honda K20A/K20Z/F20C/F22C Spring/Steel Retainer/Seat Kit

$461.31

BC0044 - Honda K20A Stroker Kit - 92mm Stroke/LightWeight Rods (B18A Journal)

K20A / K20Z

BC0044 – Honda K20A Stroker Kit – 92mm Stroke/LightWeight Rods (B18A Journal)

$4,248.23

BC0044LW - Honda K20A Stroker Kit - LW 92mm Stroke/LightWeight Rods (B18A journal)

K20A / K20Z

BC0044LW – Honda K20A Stroker Kit – LW 92mm Stroke/LightWeight Rods (B18A journal)

$4,694.84

BC0045 - Honda K20A Stroker Kit - 92mm Stroke/ProH2K Long Rods (5.512"/B18A Journal)

K20A / K20Z

BC0045 – Honda K20A Stroker Kit – 92mm Stroke/ProH2K Long Rods (5.512″/B18A Journal)

$4,248.23

BC0048 - Honda K24 Stroker Kit - 102mm Stroke/LightWeight Rods (5.985"/B18A Journal)

K20A / K20Z

BC0048 – Honda K24 Stroker Kit – 102mm Stroke/LightWeight Rods (5.985″/B18A Journal)

$4,248.23

BC0049 - Honda K24 Stroker Kit - 102mm Stroke/ProH2k Rods (5.985"/B18A Journal)

K20A / K20Z

BC0049 – Honda K24 Stroker Kit – 102mm Stroke/ProH2k Rods (5.985″/B18A Journal)

$4,248.23

BC0912 - Polaris XP Turbo (16-up) Stage 3 Wild Duner Camshafts

Automotive Parts

BC0912 – Polaris XP Turbo (16-up) Stage 3 Wild Duner Camshafts

$3,138.93

BC0981T - Polaris Pro R (21-up) Stage 2+ Forced Induction Camshafts (pair)

Automotive Parts

BC0981T – Polaris Pro R (21-up) Stage 2+ Forced Induction Camshafts (pair)

$881.48

BC2370-1 - Titanium Retainer - (Toyota 3URFE, 2GRFE) - 1 only

Automotive Parts

BC2370-1 – Titanium Retainer – (Toyota 3URFE, 2GRFE) – 1 only

$1,357.49

BC2940 - Honda/Acura 5.5mm Billet Keepers/Locks (fits BC2010 and BC2011)

B16A B18C Parts

BC2940 – Honda/Acura 5.5mm Billet Keepers/Locks (fits BC2010 and BC2011)

$124.52

BC3040 - Honda/Acura K20A2/K20A/K20Z3 Intake Valves (35mm / STD) - set/8

K20A / K20Z

BC3040 – Honda/Acura K20A2/K20A/K20Z3 Intake Valves (35mm / STD) – set/8

$219.10

BC3040-1 - Individual Honda/Acura K20A2/K20A/K20Z3 Intake Valves (35mm / STD) - 1 only valve

K20A / K20Z

BC3040-1 – Individual Honda/Acura K20A2/K20A/K20Z3 Intake Valves (35mm / STD) – 1 only valve

$27.38

BC3040B - Honda/Acura K20A2/K20A/K20Z3 Black Nitride Intake Valves (35mm / STD) - set/8

Automotive Parts

BC3040B – Honda/Acura K20A2/K20A/K20Z3 Black Nitride Intake Valves (35mm / STD) – set/8

$219.10

BC3041 - Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (30mm / STD) - set/8

K20A / K20Z

BC3041 – Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (30mm / STD) – set/8

$219.10

BC3041-1 - Individual Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (30mm / STD) - 1 only valve

K20A / K20Z

BC3041-1 – Individual Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (30mm / STD) – 1 only valve

$27.38

BC3044 - Honda/Acura K20A2/K20A/K20Z3 Intake Valves (36mm / +1mm) - set/8

K20A / K20Z

BC3044 – Honda/Acura K20A2/K20A/K20Z3 Intake Valves (36mm / +1mm) – set/8

$219.10

BC3044-1 - Individual Honda/Acura K20A2/K20A/K20Z3 Intake Valves (36mm / +1mm) - 1 only valve

K20A3 / K24A

BC3044-1 – Individual Honda/Acura K20A2/K20A/K20Z3 Intake Valves (36mm / +1mm) – 1 only valve

$27.38

BC3044S-8 - Honda/Acura K20A2/K20A/K20Z3 Intake Valves (36mm / +1mm) - set/8

K20A3 / K24A

BC3044S-8 – Honda/Acura K20A2/K20A/K20Z3 Intake Valves (36mm / +1mm) – set/8

$219.10

BC3045 - Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (31mm / +1mm) - set/8

K20A / K20Z

BC3045 – Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (31mm / +1mm) – set/8

$219.10

BC3045-1 - Individual Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (31mm / +1mm) - 1 only valve

K20A3 / K24A

BC3045-1 – Individual Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (31mm / +1mm) – 1 only valve

$27.38

BC3045S-8 - Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (31mm / +1mm) - set/8

Automotive Parts

BC3045S-8 – Honda/Acura K20A2/K20A/K20Z3 Exhaust Valves (31mm / +1mm) – set/8

$219.10

BC3807N-2 - Polaris Pro R (21-up) Inconel Exhaust Valves - 33.0mm (+3.8mm)

Automotive Parts

BC3807N-2 – Polaris Pro R (21-up) Inconel Exhaust Valves – 33.0mm (+3.8mm)

$1,090.11

BC3904 - Honda K Series VTEC (K20A/Z, K24A) Intake Valve Guides

K20A / K20Z

BC3904 – Honda K Series VTEC (K20A/Z, K24A) Intake Valve Guides

$92.93

BC3905 - Honda K Series VTEC (K20A/Z, K24A) Exhuast Valve Guides

K20A / K20Z

BC3905 – Honda K Series VTEC (K20A/Z, K24A) Exhuast Valve Guides

$92.93

BC3971 - Honda B18C 5.5mm Valve Stem Seals for Stock or Aftermarket Valve Guides

1FZFE

BC3971 – Honda B18C 5.5mm Valve Stem Seals for Stock or Aftermarket Valve Guides

$63.25

BC4020 - ACL Honda B18A/B Bearing Set - OEM Sizing / BC K-Series Stroker

B16A / B18C - Misc.

BC4020 – ACL Honda B18A/B Bearing Set – OEM Sizing / BC K-Series Stroker

$272.60

BC4025 - ACL Honda K20A2/Z3 Bearing Set - OEM Sizing

K20A / K20Z

BC4025 – ACL Honda K20A2/Z3 Bearing Set – OEM Sizing

$272.60

BC5047 - Honda/Acura K20 Crankshaft - 4340 Billet - 92mm Stroke w/OEM Rod Journal

CRANKSHAFTS

BC5047 – Honda/Acura K20 Crankshaft – 4340 Billet – 92mm Stroke w/OEM Rod Journal

$2,779.72

BC5048 - Honda/Acura K20 Crankshaft - 4340 Billet - 92mm Stroke w/B18A Rod Journal

CRANKSHAFTS

BC5048 – Honda/Acura K20 Crankshaft – 4340 Billet – 92mm Stroke w/B18A Rod Journal

$2,779.72

BC5049 - Honda/Acura K24 Crankshaft - 4340 Billet - 102mm Stroke w/B18A Rod Journal

CRANKSHAFTS

BC5049 – Honda/Acura K24 Crankshaft – 4340 Billet – 102mm Stroke w/B18A Rod Journal

$2,779.72

BC5049-103 - Honda/Acura K24 Crankshaft - 4340 Billet - 103mm Stroke w/B18A Rod Journal

CRANKSHAFTS

BC5049-103 – Honda/Acura K24 Crankshaft – 4340 Billet – 103mm Stroke w/B18A Rod Journal

$2,779.72

BC5049-105 - Honda/Acura K24 Crankshaft - 4340 Billet - 105mm Stroke w/B18A Rod Journal

CRANKSHAFTS

BC5049-105 – Honda/Acura K24 Crankshaft – 4340 Billet – 105mm Stroke w/B18A Rod Journal

$2,779.72

BC5049-99 - Honda/Acura K20 Crankshaft - 4340 Billet - 99mm Stroke w/B16A Rod Journal

CRANKSHAFTS

BC5049-99 – Honda/Acura K20 Crankshaft – 4340 Billet – 99mm Stroke w/B16A Rod Journal

$2,779.72

BC6042 - Honda/Acura K24A - ProH2K Connecting Rods w/ARP2000 Fasteners

CONNECTING RODS

BC6042 – Honda/Acura K24A – ProH2K Connecting Rods w/ARP2000 Fasteners

$685.57

BC6045 - Honda/Acura K24 - ProH625+ Connecting Rods w/ARP Custom Age 625+ Fasteners

CONNECTING RODS

BC6045 – Honda/Acura K24 – ProH625+ Connecting Rods w/ARP Custom Age 625+ Fasteners

$1,022.79

BC6047T - Honda/Acura K24A - Titanium Connecting Rods w/ARP625+ Fasteners

Automotive Parts

BC6047T – Honda/Acura K24A – Titanium Connecting Rods w/ARP625+ Fasteners

$219.10