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SPR Performance Heads

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25.01.2022 EA head going on EF bottom end. Dyno next week to compare to the old head and manifold

25.01.2022 First start for ITSKIDS new engine, dyno tune on wednesday

24.01.2022 EF xr6 burnout car with SPR ported head, manifold and camshaft on stock bottom end. Pacemakers into 3" exhaust. 178kw/239hp at the wheels and 330ft-lbs through the auto and 3k stall

24.01.2022 Something for the #ford lovers. Nearly kissed the wall MADAZ BURNOUTS what a great run! Seaborn Creative .... . . #ford #4l #burnouts #colour #smoke #closecall #photography #action #rubber #bluesky #sendit See more

23.01.2022 High power NA sohc almost ready to assemble.

23.01.2022 EF 4 litre dyno Ported EA head Stock EF bottom end 302'000kms 10.42:1 compression ... Ported bbm manifold Mild crow cam Made 242rwhp (180rwkw) without tuning and it's going lean up top. We didnt get time to do tuning or change fuel system See more

22.01.2022 EF sohc 4 litre piston to valve clearance check. Video shows how peak lift is not a factor and why lift at tdc and ramp rate are most important.

22.01.2022 Custom grind cam for the EF 4 litre. 0.060" minimum piston to valve clearance without head gasket.

21.01.2022 Ported bbm manifold dyno curve comparison, butterfly changeover at 3800rpm is a lot smoother and torque doesn't fall of as much

21.01.2022 260cfm EF head in progress. Extensive short side radius work to get them to this level

20.01.2022 SPR badge and sticker looks good on Nick's falcon. Very nice 4 litre, Thanks for sharing the photos nick.

19.01.2022 New sohc 4 litre head. EF style head with modified intake ports and tickford/AU exhaust ports. 1.85 and 1.535 valves. Peak flow 220cfm intake 152cfm exhaust Int port mcsa 1.71"... 65 cc chambers with stock dish valves 61cc chambers with aftermarket valves Intake peak flow ported 240 to 262cfm Price range $800 bare as cast $1300 - $1800 bare ported $2100 - $2750 ported and assembled

19.01.2022 Trip to bundy today to put stews engine together for ITSKIDS

18.01.2022 Another barra head in progress.

18.01.2022 Busy with e series as normal

18.01.2022 SPR ea head assembled with double valve springs to suit one of our custom regrind cams for EL falcon

17.01.2022 Another 4.0 barra head finished. Full porting for turbo application

17.01.2022 Factory Ford throttle body ported $80 to port any throttle body

17.01.2022 EL falcon bbm ceramic coated by Competition Coatings

17.01.2022 Intake port and chamber rough cut ready for the first testing of extensive porting on the new E series 4 litre head.

17.01.2022 325lb double springs for EA-EL heads suit up to 600 lift camshaft

16.01.2022 4 litre engine together, Ported EA head on EF bottom end. Ported bbm. Billet crow cam. 10.4 comp. Dyno results will be uploaded here. EF head compared to EA head and ported bbm... Results EF head and stock bbm 225rwhp EA head and ported bbm 242rwhp no tuning

15.01.2022 Ported EA head for sale $1500 Suit EA, EB, ED, EF, EL Full porting High compression 10.25 - 10.75:1 depending Assembled with crow double valve springs... Ready to bolt on Same head made 180rwkw with 220@50 cam See more

14.01.2022 Barra turbo head

13.01.2022 Ported manifold for BA falcon, it will be on the dyno in a couple weeks

12.01.2022 Some more bbm intakes being ported, B series now available

12.01.2022 EF tickford rough cut on bowls, guides and chambers

12.01.2022 Ford SBF 302-351w heads for sale $1200 DRP185 alloy heads made in USA Brand new - Full porting - Flows over 550 HP Flow sheet and more information available ... 194cc intake runners 2.2 mcsa 2.020 int 1.600 exh (valves not included) 61 cc chambers Suit 7/16 rocker studs and guide plates

12.01.2022 Will ITSKIDS 3000rpm stally has come the last part needed for the new build being done by SPR Performance Heads

10.01.2022 New 4 litre head, rough cut on bowls and guides. Notice these castings have offset ports, one side needs a lot of work to open up throat and match.

09.01.2022 Ported bbm manifold in progress

07.01.2022 Ported e series bbm manifold for sale $350

05.01.2022 Steve's EF head finished, ported and assembled with double valve springs to suit 560 lift cam

05.01.2022 Ported DRP185 heads suit 302-351 windsor. Same casting as AFR185 enforcer heads

04.01.2022 Fixing idle on stews skid car

04.01.2022 Another ported bbm in progress

04.01.2022 EF Falcon engine together and ready to start

02.01.2022 Finishing touches on the 302-351 windsor heads today. DRP185 and AFR enforcer heads vailable from $1350 bare ported

02.01.2022 EF Falcon 6 cylinder regrind cam idle

02.01.2022 EF tickford head in for extensive porting

02.01.2022 New sohc 4 litre head

01.01.2022 Barra head being ported for testing on the dyno

01.01.2022 EA - EL falcon top end kit for track use 2500 to 6000 rpm range. Suit stock bottom end Billet camshaft 227@50 596 lift 110 LSA... Ported 91aa head stage 4 spec 1.7 csa 245 cfm Double valve springs 130 seat 320 open Price range $1850 to $2050

01.01.2022 Ported EA head to use on EB - EL 4 litre. Lots of work compared to 4 litre heads