Overview Reviews Product Description Cylinder Head - Assembled - 2.165 / 1.590 in Valves - 260 cc Intake - 68.4 cc Chamber - 1.290 in Springs - GM LS-Series - Each Product Videos Custom Field Product Reviews Write a Review Write a Review × Chevrolet Performance LS3 260cc Alm Cyl Head Assembled 2.165/1.590 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Frankenstein Engine Dynamics | sku: FED113004 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: $1,758.65 Now: $1,628.38 Add to Cart Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113004 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: $1,758.65 Now: $1,628.38 Add to Cart Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart × OK
Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113004 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: $1,758.65 Now: $1,628.38 Add to Cart Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart × OK
Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113004 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: $1,758.65 Now: $1,628.38 Add to Cart Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart × OK
Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113004 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: $1,758.65 Now: $1,628.38 Add to Cart Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart × OK
SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113004 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: $1,758.65 Now: $1,628.38 Add to Cart Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart × OK
Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart
SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart
Quick view Frankenstein Engine Dynamics | sku: FED113004 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: $1,758.65 Now: $1,628.38 Add to Cart Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart × OK
Quick view Trick Flow | sku: TRFTFS-52515601-C01 SBF Alm TW Cylinder Head 190cc Assembled MSRP: $1,499.96 Now: $1,388.85 Add to Cart Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart
Quick view Moroso | sku: MOR68361 SBF Fab. Alm Valve Cover Set use w/SC2 Cyl Heads MSRP: $724.84 Now: $664.99 Add to Cart Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart
Quick view Flo-Tek | sku: FTC185-505 SBF 185 Thumper Cyl Head ALuminum - Assembled MSRP: $634.56 Now: $547.33 Add to Cart SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart
SALE Quick view Flo-Tek | sku: FTC375-5058 BBC 375cc Alum Cyl Head Jackel Series Assembled MSRP: $1,686.62 Was: $1,567.53 Now: $1,561.68 Add to Cart Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart
Quick view Trick Flow | sku: TRFTFS-30210003 SBC DHC 175 ALm Cylinder Head 60cc S/P Assembled MSRP: $962.67 Now: $883.19 Add to Cart SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart
SALE Quick view Air Flow Research | sku: AFR2510 Gen III Hemi 185cc RH Cyl Head 69cc Assembled MSRP: $1,895.86 Was: $1,809.57 Now: $1,755.43 Add to Cart