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Upgrade your Mitsubishi Lancer Evolution X 4B11T engine with our comprehensive range of performance parts. Explore valvetrain components (camshafts, springs, retainers), stroker kits for increased displacement, forged pistons and connecting rods for high-boost applications, and miscellaneous accessories to build your ultimate Evo X.

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<b>AR8615</b> - Mitsubishi Evo X 4B11 ARP Head Studs

4B11 EVO X

AR8615 – Mitsubishi Evo X 4B11 ARP Head Studs

Original price was: $254.39.Current price is: $221.21.
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<b>AR8616</b> - Mitsubishi Evo X 4B11 ARP625+ Custom Age Head Studs

4B11 EVO X

AR8616 – Mitsubishi Evo X 4B11 ARP625+ Custom Age Head Studs

Original price was: $618.06.Current price is: $537.44.
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<b>AR8715</b> - Mitsubishi Evo X 4B11 ARP Main Studs

4B11 EVO X

AR8715 – Mitsubishi Evo X 4B11 ARP Main Studs

Original price was: $286.19.Current price is: $248.86.
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<b>AR8900</b> - 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

Original price was: $11.50.Current price is: $10.00.
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<b>BC0130</b> - Mitsubishi 4B11 Evo X Spring/Titanium Retainer Kit

4B11 EVO X

BC0130 – Mitsubishi 4B11 Evo X Spring/Titanium Retainer Kit

Original price was: $344.15.Current price is: $299.26.
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<b>BC0131</b> - Mitsubishi 4B11 Evo X Stage 2 Camshafts - Street/Strip Spec

4B11 EVO X

BC0131 – Mitsubishi 4B11 Evo X Stage 2 Camshafts – Street/Strip Spec

Original price was: $718.26.Current price is: $624.57.
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<b>BC0132</b> - Mitsubishi 4B11 Evo X Stage 3 Camshafts - Race Spec

4B11 EVO X

BC0132 – Mitsubishi 4B11 Evo X Stage 3 Camshafts – Race Spec

Original price was: $718.26.Current price is: $624.57.
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<b>BC0136</b> - Mitsubishi 4B11 Evo X Stroker Kit - 98mm Stroke/I-Beam Extreme Rods (I Beam)

4B11 EVO X

BC0136 – Mitsubishi 4B11 Evo X Stroker Kit – 98mm Stroke/I-Beam Extreme Rods (I Beam)

Original price was: $4,771.26.Current price is: $4,148.92.
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<b>BC0137</b> - Mitsubishi 4B11 Evo X Stroker Kit - 98mm Stroke/I-Beam Rods

4B11 EVO X

BC0137 – Mitsubishi 4B11 Evo X Stroker Kit – 98mm Stroke/I-Beam Rods

Original price was: $4,594.97.Current price is: $3,995.63.
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<b>BC0138</b> - Mitsubishi 4B11 Evo X Stroker Kit - 98mm Stroke/ProH625+ Rods

4B11 EVO X

BC0138 – Mitsubishi 4B11 Evo X Stroker Kit – 98mm Stroke/ProH625+ Rods

Original price was: $4,497.65.Current price is: $3,911.00.
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<b>BC0139</b> - Mitsubishi 4B11 Evo X Stroker Kit - 98mm Stroke/ProH2K Rods

4B11 EVO X

BC0139 – Mitsubishi 4B11 Evo X Stroker Kit – 98mm Stroke/ProH2K Rods

Original price was: $4,248.23.Current price is: $3,694.11.
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<b>BC3130</b> - Mitsubishi 4B11 Evo X Intake Valves (35mm / STD) - set/8

4B11 EVO X

BC3130 – Mitsubishi 4B11 Evo X Intake Valves (35mm / STD) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3131</b> - Mitsubishi 4B11 Evo X Exhaust Valves (29mm / STD) - set/8

4B11 EVO X

BC3131 – Mitsubishi 4B11 Evo X Exhaust Valves (29mm / STD) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3134</b> - Mitsubishi 4B11 Evo X Intake Valves (36mm / +1mm) - set/8

4B11 EVO X

BC3134 – Mitsubishi 4B11 Evo X Intake Valves (36mm / +1mm) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3135</b> - Mitsubishi 4B11 Evo X Exhaust Valves (30mm / +1mm) - set/8

4B11 EVO X

BC3135 – Mitsubishi 4B11 Evo X Exhaust Valves (30mm / +1mm) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3914</b> - Mitsubishi 4B11T (Evo X) / Hyundai G4KF Intake Valve Guides

4B11 EVO X

BC3914 – Mitsubishi 4B11T (Evo X) / Hyundai G4KF Intake Valve Guides

Original price was: $92.93.Current price is: $80.81.
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<b>BC3915</b> - Mitsubishi 4B11T (Evo X) / Hyundai G4KF Exhaust Valve Guides

4B11 EVO X

BC3915 – Mitsubishi 4B11T (Evo X) / Hyundai G4KF Exhaust Valve Guides

Original price was: $92.93.Current price is: $80.81.
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<b>BC4130</b> - ACL Mitsubishi 4B11T Bearing Set - OEM Sizing

4B11 EVO X

BC4130 – ACL Mitsubishi 4B11T Bearing Set – OEM Sizing

Original price was: $361.34.Current price is: $314.21.
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<b>BC5139</b> - Mitsubishi 4B11T (Evo X) Crankshaft - 4340 Billet - 98mm Stroke

4B11 EVO X

BC5139 – Mitsubishi 4B11T (Evo X) Crankshaft – 4340 Billet – 98mm Stroke

Original price was: $2,779.72.Current price is: $2,417.15.
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<b>BC6134</b> - Mitsubishi 4B11 - ProH625+ Connecting Rods w/ARP Custom Age 625+ Fasteners

4B11 EVO X

BC6134 – Mitsubishi 4B11 – ProH625+ Connecting Rods w/ARP Custom Age 625+ Fasteners

Original price was: $1,022.79.Current price is: $889.38.
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<b>BC6135</b> - Mitsubishi 4B11 - ProH2K Connecting Rods w/ARP2000 Fasteners

4B11 EVO X

BC6135 – Mitsubishi 4B11 – ProH2K Connecting Rods w/ARP2000 Fasteners

Original price was: $685.57.Current price is: $596.15.
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<b>BC6136</b> - Mitsubishi 4B11 I-Beam Extreme Connecting Rods w/ARP625+ Fasteners

4B11 EVO X

BC6136 – Mitsubishi 4B11 I-Beam Extreme Connecting Rods w/ARP625+ Fasteners

Original price was: $1,357.49.Current price is: $1,180.43.
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<b>BC6137</b> - Mitsubishi 4B11 I-Beam Connecting Rods w/ARP2000 Fasteners

4B11 EVO X

BC6137 – Mitsubishi 4B11 I-Beam Connecting Rods w/ARP2000 Fasteners

Original price was: $1,090.11.Current price is: $947.92.
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<b>BC8011</b> - Mitsubishi 4B11 (Evo X) Darton M.I.D. Block Sleeves (86mm to 90mm bore)

4B11 EVO X

BC8011 – Mitsubishi 4B11 (Evo X) Darton M.I.D. Block Sleeves (86mm to 90mm bore)

Original price was: $1,111.61.Current price is: $966.62.
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<b>BC8215</b> - Mitsubishi Evo X BC Head Gaskets - 87mm Bore

4B11 EVO X

BC8215 – Mitsubishi Evo X BC Head Gaskets – 87mm Bore

Original price was: $197.79.Current price is: $171.99.
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<b>BC8216</b> - Mitsubishi Evo X BC Head Gaskets - 90mm Bore

4B11 EVO X

BC8216 – Mitsubishi Evo X BC Head Gaskets – 90mm Bore

Original price was: $197.79.Current price is: $171.99.
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