Overview Reviews Product Description Cylinder Head - M311 - Assembled - 2.165 / 1.600 in Valve - 273 cc Intake - 71 cc Chamber - Aluminum - LS3 - GM LS-Series - Each Product Videos Custom Field Product Reviews Write a Review Write a Review × Frankenstein Engine Dynamics M311 LS3 Cylinder Head Rect-Port Assembled 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: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart × OK
SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart × OK
Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart × OK
Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart × OK
Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart Recommended Quick view Frankenstein Engine Dynamics | sku: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart × OK
Quick view Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart
Quick view Frankenstein Engine Dynamics | sku: FED113002-BARE M311 LS3 Cylinder Head Rect-Port Bare MSRP: $1,406.91 Now: $1,302.70 Add to Cart SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart × OK
SALE Quick view Frankenstein Engine Dynamics | sku: FED116111 F710 LS7 Cylinder Head Square Port Assembled MSRP: $2,861.99 Was: $3,277.48 Now: $2,649.99 Add to Cart Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart × OK
Quick view Chevrolet Performance | sku: GMP12675871 LS3 260cc Alm Cyl Head Assembled 2.165/1.590 MSRP: $987.47 Now: $905.94 Add to Cart Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart
Quick view Enginequest | sku: ENQCH364XA GM LS 364X Cylinder Head Assembled MSRP: $850.19 Now: $779.99 Add to Cart Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart
Quick view Edelbrock | sku: EDE60825 BBM Perf. RPM Cylinder Head - Assembled 75cc MSRP: $1,172.66 Now: $1,075.84 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 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 Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart
Quick view Flo-Tek | sku: FTC203-505FT SBF 180cc Alm Cylinder Head 58cc Assembled MSRP: $574.72 Now: $494.19 Add to Cart