Overview Reviews Product Description Cylinder Head - LS3 Mongoose - Assembled - 2.165 / 1.600 in Valves - 260 cc Intake - 69 cc Chamber - 1.270 in Springs - Aluminum - GM LS-Series - Pair Product Videos Custom Field Product Reviews Write a Review Write a Review × AIR FLOW RESEARCH LS3 12-Degr Cylinder Heads Fully CNC Ported Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Details TRICK FLOW | sku: TRFTFS-3181T001-C01 SBC CNC 18-Degr Cyl Head 250cc Assembled MSRP: Now: $1,405.99 Add to Cart Quick view Details FRANKENSTEIN ENGINE DYNAMICS | sku: FED113002 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: Now: $1,275.00 Add to Cart Quick view Details FRANKENSTEIN ENGINE DYNAMICS | sku: FED113001 M311 LS3 Cylinder Head Rect-Port Bare MSRP: Now: $1,000.99 Add to Cart Quick view Details EDELBROCK | sku: EDE61329 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Lsx Block - 61329 MSRP: Now: $1,791.95 Add to Cart Quick view Details EDELBROCK | sku: EDE61319 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Standard Block - 61319 MSRP: Now: $1,379.95 Add to Cart Quick view Details AIR FLOW RESEARCH | sku: AFR1840 LS3/LS99 Mongoose CNC Cyl. Heads 260cc Assm MSRP: Now: $3,095.95 Add to Cart Quick view Details BRODIX | sku: BRO2208100 BBC 440cc SR20 Head CNC Ported Assembled MSRP: Now: $3,671.99 Add to Cart Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart × OK
Quick view Details FRANKENSTEIN ENGINE DYNAMICS | sku: FED113002 M311 LS3 Cylinder Head Rect-Port Assembled MSRP: Now: $1,275.00 Add to Cart Quick view Details FRANKENSTEIN ENGINE DYNAMICS | sku: FED113001 M311 LS3 Cylinder Head Rect-Port Bare MSRP: Now: $1,000.99 Add to Cart Quick view Details EDELBROCK | sku: EDE61329 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Lsx Block - 61329 MSRP: Now: $1,791.95 Add to Cart Quick view Details EDELBROCK | sku: EDE61319 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Standard Block - 61319 MSRP: Now: $1,379.95 Add to Cart Quick view Details AIR FLOW RESEARCH | sku: AFR1840 LS3/LS99 Mongoose CNC Cyl. Heads 260cc Assm MSRP: Now: $3,095.95 Add to Cart Quick view Details BRODIX | sku: BRO2208100 BBC 440cc SR20 Head CNC Ported Assembled MSRP: Now: $3,671.99 Add to Cart Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart × OK
Quick view Details FRANKENSTEIN ENGINE DYNAMICS | sku: FED113001 M311 LS3 Cylinder Head Rect-Port Bare MSRP: Now: $1,000.99 Add to Cart Quick view Details EDELBROCK | sku: EDE61329 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Lsx Block - 61329 MSRP: Now: $1,791.95 Add to Cart Quick view Details EDELBROCK | sku: EDE61319 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Standard Block - 61319 MSRP: Now: $1,379.95 Add to Cart Quick view Details AIR FLOW RESEARCH | sku: AFR1840 LS3/LS99 Mongoose CNC Cyl. Heads 260cc Assm MSRP: Now: $3,095.95 Add to Cart Quick view Details BRODIX | sku: BRO2208100 BBC 440cc SR20 Head CNC Ported Assembled MSRP: Now: $3,671.99 Add to Cart Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart
Quick view Details EDELBROCK | sku: EDE61329 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Lsx Block - 61329 MSRP: Now: $1,791.95 Add to Cart Quick view Details EDELBROCK | sku: EDE61319 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Standard Block - 61319 MSRP: Now: $1,379.95 Add to Cart Quick view Details AIR FLOW RESEARCH | sku: AFR1840 LS3/LS99 Mongoose CNC Cyl. Heads 260cc Assm MSRP: Now: $3,095.95 Add to Cart Quick view Details BRODIX | sku: BRO2208100 BBC 440cc SR20 Head CNC Ported Assembled MSRP: Now: $3,671.99 Add to Cart Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart
Quick view Details EDELBROCK | sku: EDE61319 Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Standard Block - 61319 MSRP: Now: $1,379.95 Add to Cart Quick view Details AIR FLOW RESEARCH | sku: AFR1840 LS3/LS99 Mongoose CNC Cyl. Heads 260cc Assm MSRP: Now: $3,095.95 Add to Cart Quick view Details BRODIX | sku: BRO2208100 BBC 440cc SR20 Head CNC Ported Assembled MSRP: Now: $3,671.99 Add to Cart Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart
Quick view Details AIR FLOW RESEARCH | sku: AFR1840 LS3/LS99 Mongoose CNC Cyl. Heads 260cc Assm MSRP: Now: $3,095.95 Add to Cart Quick view Details BRODIX | sku: BRO2208100 BBC 440cc SR20 Head CNC Ported Assembled MSRP: Now: $3,671.99 Add to Cart Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart
Quick view Details BRODIX | sku: BRO2208100 BBC 440cc SR20 Head CNC Ported Assembled MSRP: Now: $3,671.99 Add to Cart Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart
Quick view Details ICT BILLET | sku: ICT551316 Intake Port Adapter Cath edral Head to LS3 MSRP: Now: $199.99 Add to Cart