New Arrivals

BC Made In Japan Head Gaskets - Mitsubishi Evo X - 90mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Mitsubishi Evo X - 87mm Bore / 1.3mm Thickness

BC Made In Japan Head Gaskets - Mitsubishi Evo IX - 86mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Mitsubishi 4G63 / Evo IV-VIII - 86mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Mitsubishi 4G63 / Evo I-III - 86mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Honda F20C/F22C - 88mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Honda K24 - 89mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Honda K24 - 87mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Honda K20A - 89mm Bore / 0.8mm Thickness

BC Made In Japan Head Gaskets - Honda K20A - 87mm Bore / 0.8mm Thickness

Chevrolet LS2/LS7 - Darton #600-180 M.I.D. Block Sleeves (4.125" - 4.200" Bore) - 4.100" Semi Bore Size

Chevrolet LS2/LS7 - Darton #600-170 M.I.D. Block Sleeves (4.170" - 4.200" Bore) - 4.165" Semi Bore Size

Chevrolet LS2 - Darton #600-160 M.I.D. Block Sleeves (4.125" - 4.165" Bore) - 4.100" Semi Bore Size

Chevrolet LS1/LS6 - Darton #600-140L M.I.D. Block Sleeves (4.170" - 4.200" Bore) - 4.165" Semi Bore Size

Toyota 4USGE / Subaru FA20 - Darton #800-900 M.I.D. Block Sleeves (86mm to 90mm Bore) - 3.750" Semi Bore Size

Subaru EJ25 - Darton #300-031-3 Dry Block Sleeves (99.5 to 102mm Bore) - 3.890" Semi Bore Size

Subaru EJ20 - Darton #300-029 Dry Block Sleeves (92 to 96mm Bore) - 3.605" Semi Bore Size

Ford 5.0L Coyote / 5.2L Voodoo - Darton #300-056-SF/DF Dry Block Sleeves (92mm to 94mm Max Bore) – 3.615" Bore Size

Toyota 1GRFE - Darton #900-400 M.I.D. Block Sleeves (94 to 98mm Bore) - 3.700" Semi Bore Size

Toyota 2JZGTE - Darton #300-055SF/DF Dry Block Sleeves (85 to 87mm Bore) - 3.325" Semi Bore Size

Scion 2AZFE - Darton #800-600 M.I.D. Block Sleeves (88.5 to 90mm Bore) - 3.465" Semi Bore Size

Nissan VR38DETT - Darton #800-215 M.I.D. Block Sleeves (95 to 100mm Bore) - 3.720" Semi Bore Size

Nissan RB30 - Darton #300-036SF/DF Dry Block Sleeves (85.5 to 87.5mm Bore) - 3.345" Semi Bore Size

Nissan RB26DETT - Darton #300-034SF/DF Dry Block Sleeves (87 to 87.5mm Bore) - 3.345" Semi Bore Size

Nissan VQ35DE - Darton #800-200 M.I.D. Block Sleeves (95 to 100mm Bore) - 3.720" Semi Bore Size

Nissan VQ35HR - Darton #800-210 M.I.D. Block Sleeves (95 to 100mm Bore) - 3.720" Semi Bore Size

Nissan SR20 - Darton #300-035SF/DF Dry Block Sleeves (86 to 90mm Bore) - 3.370" Semi Bore Size

Mitsubishi 4B11 - Darton #800-160 M.I.D. Block Sleeves (86 to 90mm Bore) - 3.370" Semi Bore Size

Mitsubishi 4G63 - Darton #300-050 Dry Block Sleeves (85 to 86mm Bore) - 3.335" Semi Bore Size

Honda C30A - Darton #400-210 M.I.D. Block Sleeves (93 to 94mm Bore) - 3.645" Semi Bore Size

Plug and play application. Short duration for nice street manners, slight lope at idle. Excellent all purpose spec. OEM spring OK. Adv Dur 264°/...

Honda F20C - Darton #400-220 M.I.D. Block Sleeves (87 to 89mm Bore) - 3.415" Semi Bore Size

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprie...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprie...

Custom TB48 Camshafts Made To Order. Please email with desired rpm, existing modifications and stage requirements. Adv Dur Custom Dur @ .050 C...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprie...

Honda K24 - Darton #400-200 M.I.D. Block Sleeves (87 to 90mm Bore) - 3.415" Semi Bore Size

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprie...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprie...

Honda K20 - Darton #400-190 M.I.D. Block Sleeves (87 to 90mm Bore) - 3.375" Semi Bore Size

5.15L - Includes 4340 LightWeight billet crank, 108mm stroke, H-beam ProHD or LightWeight rods (6.436 c-to-c), and custom pistons (choice of bore/c...